6321980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{6451}}^1$

素因数の和:6474

約数の個数: 36

約数和(自身を含む): 15446088

約数和(自身を除く): 9124108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 6451, 12902, 25804, 32255, 45157, 64510, 90314, 129020, 180628, 225785, 316099, 451570, 632198, 903140, 1264396, 1580495, 3160990, 6321980]

約数ペア:

[(1, 6321980), (2, 3160990), (4, 1580495), (5, 1264396), (7, 903140), (10, 632198), (14, 451570), (20, 316099), (28, 225785), (35, 180628), (49, 129020), (70, 90314), (98, 64510), (140, 45157), (196, 32255), (245, 25804), (490, 12902), (980, 6451)]