15295960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8893}}^1$

素因数の和:8947

約数の個数: 32

約数和(自身を含む): 35220240

約数和(自身を除く): 19924280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 8893, 17786, 35572, 44465, 71144, 88930, 177860, 355720, 382399, 764798, 1529596, 1911995, 3059192, 3823990, 7647980, 15295960]

約数ペア:

[(1, 15295960), (2, 7647980), (4, 3823990), (5, 3059192), (8, 1911995), (10, 1529596), (20, 764798), (40, 382399), (43, 355720), (86, 177860), (172, 88930), (215, 71144), (344, 44465), (430, 35572), (860, 17786), (1720, 8893)]