40401740

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{14533}}^1$

素因数の和:14681

約数の個数: 24

約数和(自身を含む): 85459920

約数和(自身を除く): 45058180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 14533, 29066, 58132, 72665, 145330, 290660, 2020087, 4040174, 8080348, 10100435, 20200870, 40401740]

約数ペア:

[(1, 40401740), (2, 20200870), (4, 10100435), (5, 8080348), (10, 4040174), (20, 2020087), (139, 290660), (278, 145330), (556, 72665), (695, 58132), (1390, 29066), (2780, 14533)]