4513220

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1997}}^1$

素因数の和:2119

約数の個数: 24

約数和(自身を含む): 9566424

約数和(自身を除く): 5053204

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 1997, 2260, 3994, 7988, 9985, 19970, 39940, 225661, 451322, 902644, 1128305, 2256610, 4513220]

約数ペア:

[(1, 4513220), (2, 2256610), (4, 1128305), (5, 902644), (10, 451322), (20, 225661), (113, 39940), (226, 19970), (452, 9985), (565, 7988), (1130, 3994), (1997, 2260)]