20199060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:103

約数の個数: 288

約数和(自身を含む): 79252992

約数和(自身を除く): 59053932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 23, 28, 30, 34, 35, 36, 41, 42, 45, 46, 51, 60, 63, 68, 69, 70, 82, 84, 85, 90, 92, 102, 105, 115, 119, 123, 126, 138, 140, 153, 161, 164, 170, 180, 204, 205, 207, 210, 230, 238, 246, 252, 255, 276, 287, 306, 315, 322, 340, 345, 357, 369, 391, 410, 414, 420, 460, 476, 483, 492, 510, 574, 595, 612, 615, 630, 644, 690, 697, 714, 738, 765, 782, 805, 820, 828, 861, 943, 966, 1020, 1035, 1071, 1148, 1173, 1190, 1230, 1260, 1380, 1394, 1428, 1435, 1449, 1476, 1530, 1564, 1610, 1722, 1785, 1845, 1886, 1932, 1955, 2070, 2091, 2142, 2346, 2380, 2415, 2460, 2583, 2737, 2788, 2829, 2870, 2898, 3060, 3220, 3444, 3485, 3519, 3570, 3690, 3772, 3910, 4140, 4182, 4284, 4305, 4692, 4715, 4830, 4879, 5166, 5355, 5474, 5658, 5740, 5796, 5865, 6273, 6601, 6970, 7038, 7140, 7245, 7380, 7820, 8211, 8364, 8487, 8610, 9430, 9660, 9758, 10332, 10455, 10710, 10948, 11316, 11730, 12546, 12915, 13202, 13685, 13940, 14076, 14145, 14490, 14637, 16031, 16422, 16974, 17220, 17595, 18860, 19516, 19803, 20910, 21420, 23460, 24395, 24633, 25092, 25830, 26404, 27370, 28290, 28980, 29274, 31365, 32062, 32844, 33005, 33948, 35190, 39606, 41055, 41820, 42435, 43911, 48093, 48790, 49266, 51660, 54740, 56580, 58548, 59409, 62730, 64124, 66010, 70380, 73185, 79212, 80155, 82110, 84870, 87822, 96186, 97580, 98532, 99015, 112217, 118818, 123165, 125460, 132020, 144279, 146370, 160310, 164220, 169740, 175644, 192372, 198030, 219555, 224434, 237636, 240465, 246330, 288558, 292740, 297045, 320620, 336651, 396060, 439110, 448868, 480930, 492660, 561085, 577116, 594090, 673302, 721395, 878220, 961860, 1009953, 1122170, 1188180, 1346604, 1442790, 1683255, 2019906, 2244340, 2885580, 3366510, 4039812, 5049765, 6733020, 10099530, 20199060]

約数ペア:

[(1, 20199060), (2, 10099530), (3, 6733020), (4, 5049765), (5, 4039812), (6, 3366510), (7, 2885580), (9, 2244340), (10, 2019906), (12, 1683255), (14, 1442790), (15, 1346604), (17, 1188180), (18, 1122170), (20, 1009953), (21, 961860), (23, 878220), (28, 721395), (30, 673302), (34, 594090), (35, 577116), (36, 561085), (41, 492660), (42, 480930), (45, 448868), (46, 439110), (51, 396060), (60, 336651), (63, 320620), (68, 297045), (69, 292740), (70, 288558), (82, 246330), (84, 240465), (85, 237636), (90, 224434), (92, 219555), (102, 198030), (105, 192372), (115, 175644), (119, 169740), (123, 164220), (126, 160310), (138, 146370), (140, 144279), (153, 132020), (161, 125460), (164, 123165), (170, 118818), (180, 112217), (204, 99015), (205, 98532), (207, 97580), (210, 96186), (230, 87822), (238, 84870), (246, 82110), (252, 80155), (255, 79212), (276, 73185), (287, 70380), (306, 66010), (315, 64124), (322, 62730), (340, 59409), (345, 58548), (357, 56580), (369, 54740), (391, 51660), (410, 49266), (414, 48790), (420, 48093), (460, 43911), (476, 42435), (483, 41820), (492, 41055), (510, 39606), (574, 35190), (595, 33948), (612, 33005), (615, 32844), (630, 32062), (644, 31365), (690, 29274), (697, 28980), (714, 28290), (738, 27370), (765, 26404), (782, 25830), (805, 25092), (820, 24633), (828, 24395), (861, 23460), (943, 21420), (966, 20910), (1020, 19803), (1035, 19516), (1071, 18860), (1148, 17595), (1173, 17220), (1190, 16974), (1230, 16422), (1260, 16031), (1380, 14637), (1394, 14490), (1428, 14145), (1435, 14076), (1449, 13940), (1476, 13685), (1530, 13202), (1564, 12915), (1610, 12546), (1722, 11730), (1785, 11316), (1845, 10948), (1886, 10710), (1932, 10455), (1955, 10332), (2070, 9758), (2091, 9660), (2142, 9430), (2346, 8610), (2380, 8487), (2415, 8364), (2460, 8211), (2583, 7820), (2737, 7380), (2788, 7245), (2829, 7140), (2870, 7038), (2898, 6970), (3060, 6601), (3220, 6273), (3444, 5865), (3485, 5796), (3519, 5740), (3570, 5658), (3690, 5474), (3772, 5355), (3910, 5166), (4140, 4879), (4182, 4830), (4284, 4715), (4305, 4692)]