27967780

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5851}}^1$

素因数の和:6099

約数の個数: 24

約数和(自身を含む): 58988160

約数和(自身を除く): 31020380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 5851, 11702, 23404, 29255, 58510, 117020, 1398389, 2796778, 5593556, 6991945, 13983890, 27967780]

約数ペア:

[(1, 27967780), (2, 13983890), (4, 6991945), (5, 5593556), (10, 2796778), (20, 1398389), (239, 117020), (478, 58510), (956, 29255), (1195, 23404), (2390, 11702), (4780, 5851)]