40875620

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27997}}^1$

素因数の和:28079

約数の個数: 24

約数和(自身を含む): 87017784

約数和(自身を除く): 46142164

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 27997, 55994, 111988, 139985, 279970, 559940, 2043781, 4087562, 8175124, 10218905, 20437810, 40875620]

約数ペア:

[(1, 40875620), (2, 20437810), (4, 10218905), (5, 8175124), (10, 4087562), (20, 2043781), (73, 559940), (146, 279970), (292, 139985), (365, 111988), (730, 55994), (1460, 27997)]