15581980

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2753}}^1$

素因数の和:3045

約数の個数: 24

約数和(自身を含む): 32849712

約数和(自身を除く): 17267732

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2753, 2830, 5506, 5660, 11012, 13765, 27530, 55060, 779099, 1558198, 3116396, 3895495, 7790990, 15581980]

約数ペア:

[(1, 15581980), (2, 7790990), (4, 3895495), (5, 3116396), (10, 1558198), (20, 779099), (283, 55060), (566, 27530), (1132, 13765), (1415, 11012), (2753, 5660), (2830, 5506)]