8485480

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{691}}^1$

素因数の和:1009

約数の個数: 32

約数和(自身を含む): 19182240

約数和(自身を除く): 10696760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 691, 1228, 1382, 1535, 2456, 2764, 3070, 3455, 5528, 6140, 6910, 12280, 13820, 27640, 212137, 424274, 848548, 1060685, 1697096, 2121370, 4242740, 8485480]

約数ペア:

[(1, 8485480), (2, 4242740), (4, 2121370), (5, 1697096), (8, 1060685), (10, 848548), (20, 424274), (40, 212137), (307, 27640), (614, 13820), (691, 12280), (1228, 6910), (1382, 6140), (1535, 5528), (2456, 3455), (2764, 3070)]