201008840

素因数分解:

$2^3\times 5^1\times {\mathrm{5025221}}^1$

素因数の和:5025232

約数の個数: 16

約数和(自身を含む): 452269980

約数和(自身を除く): 251261140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5025221, 10050442, 20100884, 25126105, 40201768, 50252210, 100504420, 201008840]

約数ペア:

[(1, 201008840), (2, 100504420), (4, 50252210), (5, 40201768), (8, 25126105), (10, 20100884), (20, 10050442), (40, 5025221)]