3609140

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{997}}^1$

素因数の和:1187

約数の個数: 24

約数和(自身を含む): 7628712

約数和(自身を除く): 4019572

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 997, 1810, 1994, 3620, 3988, 4985, 9970, 19940, 180457, 360914, 721828, 902285, 1804570, 3609140]

約数ペア:

[(1, 3609140), (2, 1804570), (4, 902285), (5, 721828), (10, 360914), (20, 180457), (181, 19940), (362, 9970), (724, 4985), (905, 3988), (997, 3620), (1810, 1994)]