9968740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12157}}^1$

素因数の和:12207

約数の個数: 24

約数和(自身を含む): 21446712

約数和(自身を除く): 11477972

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 12157, 24314, 48628, 60785, 121570, 243140, 498437, 996874, 1993748, 2492185, 4984370, 9968740]

約数ペア:

[(1, 9968740), (2, 4984370), (4, 2492185), (5, 1993748), (10, 996874), (20, 498437), (41, 243140), (82, 121570), (164, 60785), (205, 48628), (410, 24314), (820, 12157)]