4625220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 13059648

約数和(自身を除く): 8434428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 491, 628, 785, 942, 982, 1473, 1570, 1884, 1964, 2355, 2455, 2946, 3140, 4710, 4910, 5892, 7365, 9420, 9820, 14730, 29460, 77087, 154174, 231261, 308348, 385435, 462522, 770870, 925044, 1156305, 1541740, 2312610, 4625220]

約数ペア:

[(1, 4625220), (2, 2312610), (3, 1541740), (4, 1156305), (5, 925044), (6, 770870), (10, 462522), (12, 385435), (15, 308348), (20, 231261), (30, 154174), (60, 77087), (157, 29460), (314, 14730), (471, 9820), (491, 9420), (628, 7365), (785, 5892), (942, 4910), (982, 4710), (1473, 3140), (1570, 2946), (1884, 2455), (1964, 2355)]