24890180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{177787}}^1$

素因数の和:177803

約数の個数: 24

約数和(自身を含む): 59736768

約数和(自身を除く): 34846588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 177787, 355574, 711148, 888935, 1244509, 1777870, 2489018, 3555740, 4978036, 6222545, 12445090, 24890180]

約数ペア:

[(1, 24890180), (2, 12445090), (4, 6222545), (5, 4978036), (7, 3555740), (10, 2489018), (14, 1777870), (20, 1244509), (28, 888935), (35, 711148), (70, 355574), (140, 177787)]