1372562020

素因数分解:

$2^2\times 5^1\times {\mathrm{68628101}}^1$

素因数の和:68628110

約数の個数: 12

約数和(自身を含む): 2882380284

約数和(自身を除く): 1509818264

約数列:

[1, 2, 4, 5, 10, 20, 68628101, 137256202, 274512404, 343140505, 686281010, 1372562020]

約数ペア:

[(1, 1372562020), (2, 686281010), (4, 343140505), (5, 274512404), (10, 137256202), (20, 68628101)]