8021220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3109}}^1$

素因数の和:3164

約数の個数: 48

約数和(自身を含む): 22989120

約数和(自身を除く): 14967900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 3109, 6218, 9327, 12436, 15545, 18654, 31090, 37308, 46635, 62180, 93270, 133687, 186540, 267374, 401061, 534748, 668435, 802122, 1336870, 1604244, 2005305, 2673740, 4010610, 8021220]

約数ペア:

[(1, 8021220), (2, 4010610), (3, 2673740), (4, 2005305), (5, 1604244), (6, 1336870), (10, 802122), (12, 668435), (15, 534748), (20, 401061), (30, 267374), (43, 186540), (60, 133687), (86, 93270), (129, 62180), (172, 46635), (215, 37308), (258, 31090), (430, 18654), (516, 15545), (645, 12436), (860, 9327), (1290, 6218), (2580, 3109)]