57281980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{58451}}^1$

素因数の和:58474

約数の個数: 36

約数和(自身を含む): 139934088

約数和(自身を除く): 82652108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 58451, 116902, 233804, 292255, 409157, 584510, 818314, 1169020, 1636628, 2045785, 2864099, 4091570, 5728198, 8183140, 11456396, 14320495, 28640990, 57281980]

約数ペア:

[(1, 57281980), (2, 28640990), (4, 14320495), (5, 11456396), (7, 8183140), (10, 5728198), (14, 4091570), (20, 2864099), (28, 2045785), (35, 1636628), (49, 1169020), (70, 818314), (98, 584510), (140, 409157), (196, 292255), (245, 233804), (490, 116902), (980, 58451)]