201011420

素因数分解:

$2^2\times 5^1\times {\mathrm{10050571}}^1$

素因数の和:10050580

約数の個数: 12

約数和(自身を含む): 422124024

約数和(自身を除く): 221112604

約数列:

[1, 2, 4, 5, 10, 20, 10050571, 20101142, 40202284, 50252855, 100505710, 201011420]

約数ペア:

[(1, 201011420), (2, 100505710), (4, 50252855), (5, 40202284), (10, 20101142), (20, 10050571)]