7901590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 14929920

約数和(自身を除く): 7028330

約数列:

[1, 2, 5, 10, 31, 62, 71, 142, 155, 310, 355, 359, 710, 718, 1795, 2201, 3590, 4402, 11005, 11129, 22010, 22258, 25489, 50978, 55645, 111290, 127445, 254890, 790159, 1580318, 3950795, 7901590]

約数ペア:

[(1, 7901590), (2, 3950795), (5, 1580318), (10, 790159), (31, 254890), (62, 127445), (71, 111290), (142, 55645), (155, 50978), (310, 25489), (355, 22258), (359, 22010), (710, 11129), (718, 11005), (1795, 4402), (2201, 3590)]