8187980

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3623}}^1$

素因数の和:3745

約数の個数: 24

約数和(自身を含む): 17351712

約数和(自身を除く): 9163732

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 3623, 7246, 14492, 18115, 36230, 72460, 409399, 818798, 1637596, 2046995, 4093990, 8187980]

約数ペア:

[(1, 8187980), (2, 4093990), (4, 2046995), (5, 1637596), (10, 818798), (20, 409399), (113, 72460), (226, 36230), (452, 18115), (565, 14492), (1130, 7246), (2260, 3623)]