7963960

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1933}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 18102240

約数和(自身を除く): 10138280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 1933, 2060, 3866, 4120, 7732, 9665, 15464, 19330, 38660, 77320, 199099, 398198, 796396, 995495, 1592792, 1990990, 3981980, 7963960]

約数ペア:

[(1, 7963960), (2, 3981980), (4, 1990990), (5, 1592792), (8, 995495), (10, 796396), (20, 398198), (40, 199099), (103, 77320), (206, 38660), (412, 19330), (515, 15464), (824, 9665), (1030, 7732), (1933, 4120), (2060, 3866)]