853204304140

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{109666363}}^1$

素因数の和:109666761

約数の個数: 24

約数和(自身を含む): 1796335042320

約数和(自身を除く): 943130738180

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7780, 109666363, 219332726, 438665452, 548331815, 1096663630, 2193327260, 42660215207, 85320430414, 170640860828, 213301076035, 426602152070, 853204304140]

約数ペア:

[(1, 853204304140), (2, 426602152070), (4, 213301076035), (5, 170640860828), (10, 85320430414), (20, 42660215207), (389, 2193327260), (778, 1096663630), (1556, 548331815), (1945, 438665452), (3890, 219332726), (7780, 109666363)]