15958790

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{20201}}^1$

素因数の和:20287

約数の個数: 16

約数和(自身を含む): 29090880

約数和(自身を除く): 13132090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 20201, 40402, 101005, 202010, 1595879, 3191758, 7979395, 15958790]

約数ペア:

[(1, 15958790), (2, 7979395), (5, 3191758), (10, 1595879), (79, 202010), (158, 101005), (395, 40402), (790, 20201)]