205602920

素因数分解:

$2^3\times 5^1\times {\mathrm{5140073}}^1$

素因数の和:5140084

約数の個数: 16

約数和(自身を含む): 462606660

約数和(自身を除く): 257003740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5140073, 10280146, 20560292, 25700365, 41120584, 51400730, 102801460, 205602920]

約数ペア:

[(1, 205602920), (2, 102801460), (4, 51400730), (5, 41120584), (8, 25700365), (10, 20560292), (20, 10280146), (40, 5140073)]