28070110

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{18839}}^1$

素因数の和:18995

約数の個数: 16

約数和(自身を含む): 50868000

約数和(自身を除く): 22797890

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 18839, 37678, 94195, 188390, 2807011, 5614022, 14035055, 28070110]

約数ペア:

[(1, 28070110), (2, 14035055), (5, 5614022), (10, 2807011), (149, 188390), (298, 94195), (745, 37678), (1490, 18839)]