9880220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{70573}}^1$

素因数の和:70589

約数の個数: 24

約数和(自身を含む): 23712864

約数和(自身を除く): 13832644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 70573, 141146, 282292, 352865, 494011, 705730, 988022, 1411460, 1976044, 2470055, 4940110, 9880220]

約数ペア:

[(1, 9880220), (2, 4940110), (4, 2470055), (5, 1976044), (7, 1411460), (10, 988022), (14, 705730), (20, 494011), (28, 352865), (35, 282292), (70, 141146), (140, 70573)]