9440020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4177}}^1$

素因数の和:4299

約数の個数: 24

約数和(自身を含む): 20004264

約数和(自身を除く): 10564244

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 4177, 8354, 16708, 20885, 41770, 83540, 472001, 944002, 1888004, 2360005, 4720010, 9440020]

約数ペア:

[(1, 9440020), (2, 4720010), (4, 2360005), (5, 1888004), (10, 944002), (20, 472001), (113, 83540), (226, 41770), (452, 20885), (565, 16708), (1130, 8354), (2260, 4177)]