40168740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{669479}}^1$

素因数の和:669491

約数の個数: 24

約数和(自身を含む): 112472640

約数和(自身を除く): 72303900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 669479, 1338958, 2008437, 2677916, 3347395, 4016874, 6694790, 8033748, 10042185, 13389580, 20084370, 40168740]

約数ペア:

[(1, 40168740), (2, 20084370), (3, 13389580), (4, 10042185), (5, 8033748), (6, 6694790), (10, 4016874), (12, 3347395), (15, 2677916), (20, 2008437), (30, 1338958), (60, 669479)]