91438040

素因数分解:

$2^3\times 5^1\times {\mathrm{2285951}}^1$

素因数の和:2285962

約数の個数: 16

約数和(自身を含む): 205735680

約数和(自身を除く): 114297640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2285951, 4571902, 9143804, 11429755, 18287608, 22859510, 45719020, 91438040]

約数ペア:

[(1, 91438040), (2, 45719020), (4, 22859510), (5, 18287608), (8, 11429755), (10, 9143804), (20, 4571902), (40, 2285951)]