56457040

素因数分解:

$2^4\times 5^1\times {\mathrm{705713}}^1$

素因数の和:705726

約数の個数: 20

約数和(自身を含む): 131262804

約数和(自身を除く): 74805764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 705713, 1411426, 2822852, 3528565, 5645704, 7057130, 11291408, 14114260, 28228520, 56457040]

約数ペア:

[(1, 56457040), (2, 28228520), (4, 14114260), (5, 11291408), (8, 7057130), (10, 5645704), (16, 3528565), (20, 2822852), (40, 1411426), (80, 705713)]