63428740

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{7159}}^1$

素因数の和:7611

約数の個数: 24

約数和(自身を含む): 133519680

約数和(自身を除く): 70090940

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 7159, 8860, 14318, 28636, 35795, 71590, 143180, 3171437, 6342874, 12685748, 15857185, 31714370, 63428740]

約数ペア:

[(1, 63428740), (2, 31714370), (4, 15857185), (5, 12685748), (10, 6342874), (20, 3171437), (443, 143180), (886, 71590), (1772, 35795), (2215, 28636), (4430, 14318), (7159, 8860)]