31831940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227371}}^1$

素因数の和:227387

約数の個数: 24

約数和(自身を含む): 76396992

約数和(自身を除く): 44565052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227371, 454742, 909484, 1136855, 1591597, 2273710, 3183194, 4547420, 6366388, 7957985, 15915970, 31831940]

約数ペア:

[(1, 31831940), (2, 15915970), (4, 7957985), (5, 6366388), (7, 4547420), (10, 3183194), (14, 2273710), (20, 1591597), (28, 1136855), (35, 909484), (70, 454742), (140, 227371)]