20599020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8803}}^1$

素因数の和:8831

約数の個数: 72

約数和(自身を含む): 67297776

約数和(自身を除く): 46698756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 8803, 17606, 26409, 35212, 44015, 52818, 79227, 88030, 105636, 114439, 132045, 158454, 176060, 228878, 264090, 316908, 343317, 396135, 457756, 528180, 572195, 686634, 792270, 1029951, 1144390, 1373268, 1584540, 1716585, 2059902, 2288780, 3433170, 4119804, 5149755, 6866340, 10299510, 20599020]

約数ペア:

[(1, 20599020), (2, 10299510), (3, 6866340), (4, 5149755), (5, 4119804), (6, 3433170), (9, 2288780), (10, 2059902), (12, 1716585), (13, 1584540), (15, 1373268), (18, 1144390), (20, 1029951), (26, 792270), (30, 686634), (36, 572195), (39, 528180), (45, 457756), (52, 396135), (60, 343317), (65, 316908), (78, 264090), (90, 228878), (117, 176060), (130, 158454), (156, 132045), (180, 114439), (195, 105636), (234, 88030), (260, 79227), (390, 52818), (468, 44015), (585, 35212), (780, 26409), (1170, 17606), (2340, 8803)]