2520042100

素因数分解:

$2^2\times 5^2\times {\mathrm{25200421}}^1$

素因数の和:25200435

約数の個数: 18

約数和(自身を含む): 5468491574

約数和(自身を除く): 2948449474

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 25200421, 50400842, 100801684, 126002105, 252004210, 504008420, 630010525, 1260021050, 2520042100]

約数ペア:

[(1, 2520042100), (2, 1260021050), (4, 630010525), (5, 504008420), (10, 252004210), (20, 126002105), (25, 100801684), (50, 50400842), (100, 25200421)]