2017991820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{2803}}^1$

素因数の和:2912

約数の個数: 144

約数和(自身を含む): 6206844672

約数和(自身を除く): 4188852852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 130, 142, 156, 169, 195, 213, 260, 284, 338, 355, 390, 426, 507, 676, 710, 780, 845, 852, 923, 1014, 1065, 1420, 1690, 1846, 2028, 2130, 2535, 2769, 2803, 3380, 3692, 4260, 4615, 5070, 5538, 5606, 8409, 9230, 10140, 11076, 11212, 11999, 13845, 14015, 16818, 18460, 23998, 27690, 28030, 33636, 35997, 36439, 42045, 47996, 55380, 56060, 59995, 71994, 72878, 84090, 109317, 119990, 143988, 145756, 168180, 179985, 182195, 199013, 218634, 239980, 359970, 364390, 398026, 437268, 473707, 546585, 597039, 719940, 728780, 796052, 947414, 995065, 1093170, 1194078, 1421121, 1894828, 1990130, 2186340, 2368535, 2388156, 2587169, 2842242, 2985195, 3980260, 4737070, 5174338, 5684484, 5970390, 7105605, 7761507, 9474140, 10348676, 11940780, 12935845, 14211210, 15523014, 25871690, 28422420, 31046028, 33633197, 38807535, 51743380, 67266394, 77615070, 100899591, 134532788, 155230140, 168165985, 201799182, 336331970, 403598364, 504497955, 672663940, 1008995910, 2017991820]

約数ペア:

[(1, 2017991820), (2, 1008995910), (3, 672663940), (4, 504497955), (5, 403598364), (6, 336331970), (10, 201799182), (12, 168165985), (13, 155230140), (15, 134532788), (20, 100899591), (26, 77615070), (30, 67266394), (39, 51743380), (52, 38807535), (60, 33633197), (65, 31046028), (71, 28422420), (78, 25871690), (130, 15523014), (142, 14211210), (156, 12935845), (169, 11940780), (195, 10348676), (213, 9474140), (260, 7761507), (284, 7105605), (338, 5970390), (355, 5684484), (390, 5174338), (426, 4737070), (507, 3980260), (676, 2985195), (710, 2842242), (780, 2587169), (845, 2388156), (852, 2368535), (923, 2186340), (1014, 1990130), (1065, 1894828), (1420, 1421121), (1690, 1194078), (1846, 1093170), (2028, 995065), (2130, 947414), (2535, 796052), (2769, 728780), (2803, 719940), (3380, 597039), (3692, 546585), (4260, 473707), (4615, 437268), (5070, 398026), (5538, 364390), (5606, 359970), (8409, 239980), (9230, 218634), (10140, 199013), (11076, 182195), (11212, 179985), (11999, 168180), (13845, 145756), (14015, 143988), (16818, 119990), (18460, 109317), (23998, 84090), (27690, 72878), (28030, 71994), (33636, 59995), (35997, 56060), (36439, 55380), (42045, 47996)]