7747870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{557}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 15186528

約数和(自身を除く): 7438658

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 557, 1070, 1114, 1391, 2782, 2785, 5570, 6955, 7241, 13910, 14482, 36205, 59599, 72410, 119198, 297995, 595990, 774787, 1549574, 3873935, 7747870]

約数ペア:

[(1, 7747870), (2, 3873935), (5, 1549574), (10, 774787), (13, 595990), (26, 297995), (65, 119198), (107, 72410), (130, 59599), (214, 36205), (535, 14482), (557, 13910), (1070, 7241), (1114, 6955), (1391, 5570), (2782, 2785)]