90465560

素因数分解:

$2^3\times 5^1\times {\mathrm{2261639}}^1$

素因数の和:2261650

約数の個数: 16

約数和(自身を含む): 203547600

約数和(自身を除く): 113082040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2261639, 4523278, 9046556, 11308195, 18093112, 22616390, 45232780, 90465560]

約数ペア:

[(1, 90465560), (2, 45232780), (4, 22616390), (5, 18093112), (8, 11308195), (10, 9046556), (20, 4523278), (40, 2261639)]