47815420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{23671}}^1$

素因数の和:23781

約数の個数: 24

約数和(自身を含む): 101410848

約数和(自身を除く): 53595428

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 23671, 47342, 94684, 118355, 236710, 473420, 2390771, 4781542, 9563084, 11953855, 23907710, 47815420]

約数ペア:

[(1, 47815420), (2, 23907710), (4, 11953855), (5, 9563084), (10, 4781542), (20, 2390771), (101, 473420), (202, 236710), (404, 118355), (505, 94684), (1010, 47342), (2020, 23671)]