12958580

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2711}}^1$

素因数の和:2959

約数の個数: 24

約数和(自身を含む): 27336960

約数和(自身を除く): 14378380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 2711, 4780, 5422, 10844, 13555, 27110, 54220, 647929, 1295858, 2591716, 3239645, 6479290, 12958580]

約数ペア:

[(1, 12958580), (2, 6479290), (4, 3239645), (5, 2591716), (10, 1295858), (20, 647929), (239, 54220), (478, 27110), (956, 13555), (1195, 10844), (2390, 5422), (2711, 4780)]