17590020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 59447808

約数和(自身を除く): 41857788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 193, 196, 210, 217, 245, 294, 310, 372, 386, 420, 434, 465, 490, 579, 588, 620, 651, 735, 772, 868, 930, 965, 980, 1085, 1158, 1302, 1351, 1470, 1519, 1860, 1930, 2170, 2316, 2604, 2702, 2895, 2940, 3038, 3255, 3860, 4053, 4340, 4557, 5404, 5790, 5983, 6076, 6510, 6755, 7595, 8106, 9114, 9457, 11580, 11966, 13020, 13510, 15190, 16212, 17949, 18228, 18914, 20265, 22785, 23932, 27020, 28371, 29915, 30380, 35898, 37828, 40530, 41881, 45570, 47285, 56742, 59830, 71796, 81060, 83762, 89745, 91140, 94570, 113484, 119660, 125643, 141855, 167524, 179490, 189140, 209405, 251286, 283710, 293167, 358980, 418810, 502572, 567420, 586334, 628215, 837620, 879501, 1172668, 1256430, 1465835, 1759002, 2512860, 2931670, 3518004, 4397505, 5863340, 8795010, 17590020]

約数ペア:

[(1, 17590020), (2, 8795010), (3, 5863340), (4, 4397505), (5, 3518004), (6, 2931670), (7, 2512860), (10, 1759002), (12, 1465835), (14, 1256430), (15, 1172668), (20, 879501), (21, 837620), (28, 628215), (30, 586334), (31, 567420), (35, 502572), (42, 418810), (49, 358980), (60, 293167), (62, 283710), (70, 251286), (84, 209405), (93, 189140), (98, 179490), (105, 167524), (124, 141855), (140, 125643), (147, 119660), (155, 113484), (186, 94570), (193, 91140), (196, 89745), (210, 83762), (217, 81060), (245, 71796), (294, 59830), (310, 56742), (372, 47285), (386, 45570), (420, 41881), (434, 40530), (465, 37828), (490, 35898), (579, 30380), (588, 29915), (620, 28371), (651, 27020), (735, 23932), (772, 22785), (868, 20265), (930, 18914), (965, 18228), (980, 17949), (1085, 16212), (1158, 15190), (1302, 13510), (1351, 13020), (1470, 11966), (1519, 11580), (1860, 9457), (1930, 9114), (2170, 8106), (2316, 7595), (2604, 6755), (2702, 6510), (2895, 6076), (2940, 5983), (3038, 5790), (3255, 5404), (3860, 4557), (4053, 4340)]