88840460

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{31957}}^1$

素因数の和:32105

約数の個数: 24

約数和(自身を含む): 187913040

約数和(自身を除く): 99072580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 31957, 63914, 127828, 159785, 319570, 639140, 4442023, 8884046, 17768092, 22210115, 44420230, 88840460]

約数ペア:

[(1, 88840460), (2, 44420230), (4, 22210115), (5, 17768092), (10, 8884046), (20, 4442023), (139, 639140), (278, 319570), (556, 159785), (695, 127828), (1390, 63914), (2780, 31957)]