1999870

素因数分解:

$2^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{881}}^1$

素因数の和:1115

約数の個数: 16

約数和(自身を含む): 3619728

約数和(自身を除く): 1619858

約数列:

[1, 2, 5, 10, 227, 454, 881, 1135, 1762, 2270, 4405, 8810, 199987, 399974, 999935, 1999870]

約数ペア:

[(1, 1999870), (2, 999935), (5, 399974), (10, 199987), (227, 8810), (454, 4405), (881, 2270), (1135, 1762)]