22245550

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{4999}}^1$

素因数の和:5100

約数の個数: 24

約数和(自身を含む): 41850000

約数和(自身を除く): 19604450

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 4999, 9998, 24995, 49990, 124975, 249950, 444911, 889822, 2224555, 4449110, 11122775, 22245550]

約数ペア:

[(1, 22245550), (2, 11122775), (5, 4449110), (10, 2224555), (25, 889822), (50, 444911), (89, 249950), (178, 124975), (445, 49990), (890, 24995), (2225, 9998), (4450, 4999)]