20101690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{287167}}^1$

素因数の和:287181

約数の個数: 16

約数和(自身を含む): 41352192

約数和(自身を除く): 21250502

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 287167, 574334, 1435835, 2010169, 2871670, 4020338, 10050845, 20101690]

約数ペア:

[(1, 20101690), (2, 10050845), (5, 4020338), (7, 2871670), (10, 2010169), (14, 1435835), (35, 574334), (70, 287167)]