7889660

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3491}}^1$

素因数の和:3613

約数の個数: 24

約数和(自身を含む): 16719696

約数和(自身を除く): 8830036

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 3491, 6982, 13964, 17455, 34910, 69820, 394483, 788966, 1577932, 1972415, 3944830, 7889660]

約数ペア:

[(1, 7889660), (2, 3944830), (4, 1972415), (5, 1577932), (10, 788966), (20, 394483), (113, 69820), (226, 34910), (452, 17455), (565, 13964), (1130, 6982), (2260, 3491)]