15690210820

素因数分解:

$2^2\times 5^1\times {\mathrm{3191}}^1\times {\mathrm{245851}}^1$

素因数の和:249051

約数の個数: 24

約数和(自身を含む): 32959902528

約数和(自身を除く): 17269691708

約数列:

[1, 2, 4, 5, 10, 20, 3191, 6382, 12764, 15955, 31910, 63820, 245851, 491702, 983404, 1229255, 2458510, 4917020, 784510541, 1569021082, 3138042164, 3922552705, 7845105410, 15690210820]

約数ペア:

[(1, 15690210820), (2, 7845105410), (4, 3922552705), (5, 3138042164), (10, 1569021082), (20, 784510541), (3191, 4917020), (6382, 2458510), (12764, 1229255), (15955, 983404), (31910, 491702), (63820, 245851)]