2253220

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{997}}^1$

素因数の和:1119

約数の個数: 24

約数和(自身を含む): 4778424

約数和(自身を除く): 2525204

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 997, 1130, 1994, 2260, 3988, 4985, 9970, 19940, 112661, 225322, 450644, 563305, 1126610, 2253220]

約数ペア:

[(1, 2253220), (2, 1126610), (4, 563305), (5, 450644), (10, 225322), (20, 112661), (113, 19940), (226, 9970), (452, 4985), (565, 3988), (997, 2260), (1130, 1994)]