20100442100

素因数分解:

$2^2\times 5^2\times {\mathrm{201004421}}^1$

素因数の和:201004435

約数の個数: 18

約数和(自身を含む): 43617959574

約数和(自身を除く): 23517517474

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 201004421, 402008842, 804017684, 1005022105, 2010044210, 4020088420, 5025110525, 10050221050, 20100442100]

約数ペア:

[(1, 20100442100), (2, 10050221050), (4, 5025110525), (5, 4020088420), (10, 2010044210), (20, 1005022105), (25, 804017684), (50, 402008842), (100, 201004421)]