1397889490

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{5791}}^1$

素因数の和:6138

約数の個数: 32

約数和(自身を含む): 2552186880

約数和(自身を除く): 1154297390

約数列:

[1, 2, 5, 10, 101, 202, 239, 478, 505, 1010, 1195, 2390, 5791, 11582, 24139, 28955, 48278, 57910, 120695, 241390, 584891, 1169782, 1384049, 2768098, 2924455, 5848910, 6920245, 13840490, 139788949, 279577898, 698944745, 1397889490]

約数ペア:

[(1, 1397889490), (2, 698944745), (5, 279577898), (10, 139788949), (101, 13840490), (202, 6920245), (239, 5848910), (478, 2924455), (505, 2768098), (1010, 1384049), (1195, 1169782), (2390, 584891), (5791, 241390), (11582, 120695), (24139, 57910), (28955, 48278)]