2919220

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{643}}^1$

素因数の和:879

約数の個数: 24

約数和(自身を含む): 6166944

約数和(自身を除く): 3247724

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 643, 908, 1135, 1286, 2270, 2572, 3215, 4540, 6430, 12860, 145961, 291922, 583844, 729805, 1459610, 2919220]

約数ペア:

[(1, 2919220), (2, 1459610), (4, 729805), (5, 583844), (10, 291922), (20, 145961), (227, 12860), (454, 6430), (643, 4540), (908, 3215), (1135, 2572), (1286, 2270)]