15367640

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2357}}^1$

素因数の和:2531

約数の個数: 32

約数和(自身を含む): 34804080

約数和(自身を除く): 19436440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 2357, 3260, 4714, 6520, 9428, 11785, 18856, 23570, 47140, 94280, 384191, 768382, 1536764, 1920955, 3073528, 3841910, 7683820, 15367640]

約数ペア:

[(1, 15367640), (2, 7683820), (4, 3841910), (5, 3073528), (8, 1920955), (10, 1536764), (20, 768382), (40, 384191), (163, 94280), (326, 47140), (652, 23570), (815, 18856), (1304, 11785), (1630, 9428), (2357, 6520), (3260, 4714)]