42639340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{45361}}^1$

素因数の和:45417

約数の個数: 24

約数和(自身を含む): 91449792

約数和(自身を除く): 48810452

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 45361, 90722, 181444, 226805, 453610, 907220, 2131967, 4263934, 8527868, 10659835, 21319670, 42639340]

約数ペア:

[(1, 42639340), (2, 21319670), (4, 10659835), (5, 8527868), (10, 4263934), (20, 2131967), (47, 907220), (94, 453610), (188, 226805), (235, 181444), (470, 90722), (940, 45361)]