22971580

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1399}}^1$

素因数の和:2229

約数の個数: 24

約数和(自身を含む): 48333600

約数和(自身を除く): 25362020

約数列:

[1, 2, 4, 5, 10, 20, 821, 1399, 1642, 2798, 3284, 4105, 5596, 6995, 8210, 13990, 16420, 27980, 1148579, 2297158, 4594316, 5742895, 11485790, 22971580]

約数ペア:

[(1, 22971580), (2, 11485790), (4, 5742895), (5, 4594316), (10, 2297158), (20, 1148579), (821, 27980), (1399, 16420), (1642, 13990), (2798, 8210), (3284, 6995), (4105, 5596)]