20675070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 59439744

約数和(自身を除く): 38764674

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 41, 45, 65, 78, 82, 90, 117, 123, 130, 195, 205, 234, 246, 369, 390, 410, 431, 533, 585, 615, 738, 862, 1066, 1170, 1230, 1293, 1599, 1845, 2155, 2586, 2665, 3198, 3690, 3879, 4310, 4797, 5330, 5603, 6465, 7758, 7995, 9594, 11206, 12930, 15990, 16809, 17671, 19395, 23985, 28015, 33618, 35342, 38790, 47970, 50427, 53013, 56030, 84045, 88355, 100854, 106026, 159039, 168090, 176710, 229723, 252135, 265065, 318078, 459446, 504270, 530130, 689169, 795195, 1148615, 1378338, 1590390, 2067507, 2297230, 3445845, 4135014, 6891690, 10337535, 20675070]

約数ペア:

[(1, 20675070), (2, 10337535), (3, 6891690), (5, 4135014), (6, 3445845), (9, 2297230), (10, 2067507), (13, 1590390), (15, 1378338), (18, 1148615), (26, 795195), (30, 689169), (39, 530130), (41, 504270), (45, 459446), (65, 318078), (78, 265065), (82, 252135), (90, 229723), (117, 176710), (123, 168090), (130, 159039), (195, 106026), (205, 100854), (234, 88355), (246, 84045), (369, 56030), (390, 53013), (410, 50427), (431, 47970), (533, 38790), (585, 35342), (615, 33618), (738, 28015), (862, 23985), (1066, 19395), (1170, 17671), (1230, 16809), (1293, 15990), (1599, 12930), (1845, 11206), (2155, 9594), (2586, 7995), (2665, 7758), (3198, 6465), (3690, 5603), (3879, 5330), (4310, 4797)]