221796720440

素因数分解:

$2^3\times 5^1\times {\mathrm{5544918011}}^1$

素因数の和:5544918022

約数の個数: 16

約数和(自身を含む): 499042621080

約数和(自身を除く): 277245900640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5544918011, 11089836022, 22179672044, 27724590055, 44359344088, 55449180110, 110898360220, 221796720440]

約数ペア:

[(1, 221796720440), (2, 110898360220), (4, 55449180110), (5, 44359344088), (8, 27724590055), (10, 22179672044), (20, 11089836022), (40, 5544918011)]