13977640

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1567}}^1$

素因数の和:1801

約数の個数: 32

約数和(自身を含む): 31610880

約数和(自身を除く): 17633240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1567, 1784, 2230, 3134, 4460, 6268, 7835, 8920, 12536, 15670, 31340, 62680, 349441, 698882, 1397764, 1747205, 2795528, 3494410, 6988820, 13977640]

約数ペア:

[(1, 13977640), (2, 6988820), (4, 3494410), (5, 2795528), (8, 1747205), (10, 1397764), (20, 698882), (40, 349441), (223, 62680), (446, 31340), (892, 15670), (1115, 12536), (1567, 8920), (1784, 7835), (2230, 6268), (3134, 4460)]