20850600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 71424000

約数和(自身を除く): 50573400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 31, 38, 40, 50, 57, 59, 60, 62, 75, 76, 93, 95, 100, 114, 118, 120, 124, 150, 152, 155, 177, 186, 190, 200, 228, 236, 248, 285, 295, 300, 310, 354, 372, 380, 456, 465, 472, 475, 570, 589, 590, 600, 620, 708, 744, 760, 775, 885, 930, 950, 1121, 1140, 1178, 1180, 1240, 1416, 1425, 1475, 1550, 1767, 1770, 1829, 1860, 1900, 2242, 2280, 2325, 2356, 2360, 2850, 2945, 2950, 3100, 3363, 3534, 3540, 3658, 3720, 3800, 4425, 4484, 4650, 4712, 5487, 5605, 5700, 5890, 5900, 6200, 6726, 7068, 7080, 7316, 8835, 8850, 8968, 9145, 9300, 10974, 11210, 11400, 11780, 11800, 13452, 14136, 14632, 14725, 16815, 17670, 17700, 18290, 18600, 21948, 22420, 23560, 26904, 27435, 28025, 29450, 33630, 34751, 35340, 35400, 36580, 43896, 44175, 44840, 45725, 54870, 56050, 58900, 67260, 69502, 70680, 73160, 84075, 88350, 91450, 104253, 109740, 112100, 117800, 134520, 137175, 139004, 168150, 173755, 176700, 182900, 208506, 219480, 224200, 274350, 278008, 336300, 347510, 353400, 365800, 417012, 521265, 548700, 672600, 695020, 834024, 868775, 1042530, 1097400, 1390040, 1737550, 2085060, 2606325, 3475100, 4170120, 5212650, 6950200, 10425300, 20850600]

約数ペア:

[(1, 20850600), (2, 10425300), (3, 6950200), (4, 5212650), (5, 4170120), (6, 3475100), (8, 2606325), (10, 2085060), (12, 1737550), (15, 1390040), (19, 1097400), (20, 1042530), (24, 868775), (25, 834024), (30, 695020), (31, 672600), (38, 548700), (40, 521265), (50, 417012), (57, 365800), (59, 353400), (60, 347510), (62, 336300), (75, 278008), (76, 274350), (93, 224200), (95, 219480), (100, 208506), (114, 182900), (118, 176700), (120, 173755), (124, 168150), (150, 139004), (152, 137175), (155, 134520), (177, 117800), (186, 112100), (190, 109740), (200, 104253), (228, 91450), (236, 88350), (248, 84075), (285, 73160), (295, 70680), (300, 69502), (310, 67260), (354, 58900), (372, 56050), (380, 54870), (456, 45725), (465, 44840), (472, 44175), (475, 43896), (570, 36580), (589, 35400), (590, 35340), (600, 34751), (620, 33630), (708, 29450), (744, 28025), (760, 27435), (775, 26904), (885, 23560), (930, 22420), (950, 21948), (1121, 18600), (1140, 18290), (1178, 17700), (1180, 17670), (1240, 16815), (1416, 14725), (1425, 14632), (1475, 14136), (1550, 13452), (1767, 11800), (1770, 11780), (1829, 11400), (1860, 11210), (1900, 10974), (2242, 9300), (2280, 9145), (2325, 8968), (2356, 8850), (2360, 8835), (2850, 7316), (2945, 7080), (2950, 7068), (3100, 6726), (3363, 6200), (3534, 5900), (3540, 5890), (3658, 5700), (3720, 5605), (3800, 5487), (4425, 4712), (4484, 4650)]