15870640

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{701}}^1$

素因数の和:997

約数の個数: 40

約数和(自身を含む): 37082448

約数和(自身を除く): 21211808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 701, 1132, 1402, 1415, 2264, 2804, 2830, 3505, 4528, 5608, 5660, 7010, 11216, 11320, 14020, 22640, 28040, 56080, 198383, 396766, 793532, 991915, 1587064, 1983830, 3174128, 3967660, 7935320, 15870640]

約数ペア:

[(1, 15870640), (2, 7935320), (4, 3967660), (5, 3174128), (8, 1983830), (10, 1587064), (16, 991915), (20, 793532), (40, 396766), (80, 198383), (283, 56080), (566, 28040), (701, 22640), (1132, 14020), (1402, 11320), (1415, 11216), (2264, 7010), (2804, 5660), (2830, 5608), (3505, 4528)]