87426620

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{24151}}^1$

素因数の和:24341

約数の個数: 24

約数和(自身を含む): 184617888

約数和(自身を除く): 97191268

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 24151, 48302, 96604, 120755, 241510, 483020, 4371331, 8742662, 17485324, 21856655, 43713310, 87426620]

約数ペア:

[(1, 87426620), (2, 43713310), (4, 21856655), (5, 17485324), (10, 8742662), (20, 4371331), (181, 483020), (362, 241510), (724, 120755), (905, 96604), (1810, 48302), (3620, 24151)]