22785520

素因数分解:

$2^4\times 5^1\times {\mathrm{284819}}^1$

素因数の和:284832

約数の個数: 20

約数和(自身を含む): 52976520

約数和(自身を除く): 30191000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 284819, 569638, 1139276, 1424095, 2278552, 2848190, 4557104, 5696380, 11392760, 22785520]

約数ペア:

[(1, 22785520), (2, 11392760), (4, 5696380), (5, 4557104), (8, 2848190), (10, 2278552), (16, 1424095), (20, 1139276), (40, 569638), (80, 284819)]