138023140

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{15101}}^1$

素因数の和:15567

約数の個数: 24

約数和(自身を含む): 290502072

約数和(自身を除く): 152478932

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140, 15101, 30202, 60404, 75505, 151010, 302020, 6901157, 13802314, 27604628, 34505785, 69011570, 138023140]

約数ペア:

[(1, 138023140), (2, 69011570), (4, 34505785), (5, 27604628), (10, 13802314), (20, 6901157), (457, 302020), (914, 151010), (1828, 75505), (2285, 60404), (4570, 30202), (9140, 15101)]