39770780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4657}}^1$

素因数の和:4734

約数の個数: 48

約数和(自身を含む): 97035456

約数和(自身を除く): 57264676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 4657, 8540, 9314, 18628, 23285, 32599, 46570, 65198, 93140, 130396, 162995, 284077, 325990, 568154, 651980, 1136308, 1420385, 1988539, 2840770, 3977078, 5681540, 7954156, 9942695, 19885390, 39770780]

約数ペア:

[(1, 39770780), (2, 19885390), (4, 9942695), (5, 7954156), (7, 5681540), (10, 3977078), (14, 2840770), (20, 1988539), (28, 1420385), (35, 1136308), (61, 651980), (70, 568154), (122, 325990), (140, 284077), (244, 162995), (305, 130396), (427, 93140), (610, 65198), (854, 46570), (1220, 32599), (1708, 23285), (2135, 18628), (4270, 9314), (4657, 8540)]