22980820

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1787}}^1$

素因数の和:2439

約数の個数: 24

約数和(自身を含む): 48361824

約数和(自身を除く): 25381004

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 1787, 2572, 3215, 3574, 6430, 7148, 8935, 12860, 17870, 35740, 1149041, 2298082, 4596164, 5745205, 11490410, 22980820]

約数ペア:

[(1, 22980820), (2, 11490410), (4, 5745205), (5, 4596164), (10, 2298082), (20, 1149041), (643, 35740), (1286, 17870), (1787, 12860), (2572, 8935), (3215, 7148), (3574, 6430)]