11491780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5689}}^1$

素因数の和:5799

約数の個数: 24

約数和(自身を含む): 24375960

約数和(自身を除く): 12884180

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 5689, 11378, 22756, 28445, 56890, 113780, 574589, 1149178, 2298356, 2872945, 5745890, 11491780]

約数ペア:

[(1, 11491780), (2, 5745890), (4, 2872945), (5, 2298356), (10, 1149178), (20, 574589), (101, 113780), (202, 56890), (404, 28445), (505, 22756), (1010, 11378), (2020, 5689)]