7921000220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{56578573}}^1$

素因数の和:56578589

約数の個数: 24

約数和(自身を含む): 19010400864

約数和(自身を除く): 11089400644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 56578573, 113157146, 226314292, 282892865, 396050011, 565785730, 792100022, 1131571460, 1584200044, 1980250055, 3960500110, 7921000220]

約数ペア:

[(1, 7921000220), (2, 3960500110), (4, 1980250055), (5, 1584200044), (7, 1131571460), (10, 792100022), (14, 565785730), (20, 396050011), (28, 282892865), (35, 226314292), (70, 113157146), (140, 56578573)]