127966690

素因数分解:

$2^1\times 5^1\times {\mathrm{2339}}^1\times {\mathrm{5471}}^1$

素因数の和:7817

約数の個数: 16

約数和(自身を含む): 230480640

約数和(自身を除く): 102513950

約数列:

[1, 2, 5, 10, 2339, 4678, 5471, 10942, 11695, 23390, 27355, 54710, 12796669, 25593338, 63983345, 127966690]

約数ペア:

[(1, 127966690), (2, 63983345), (5, 25593338), (10, 12796669), (2339, 54710), (4678, 27355), (5471, 23390), (10942, 11695)]