40800740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49757}}^1$

素因数の和:49807

約数の個数: 24

約数和(自身を含む): 87773112

約数和(自身を除く): 46972372

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 49757, 99514, 199028, 248785, 497570, 995140, 2040037, 4080074, 8160148, 10200185, 20400370, 40800740]

約数ペア:

[(1, 40800740), (2, 20400370), (4, 10200185), (5, 8160148), (10, 4080074), (20, 2040037), (41, 995140), (82, 497570), (164, 248785), (205, 199028), (410, 99514), (820, 49757)]