22663880

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1279}}^1$

素因数の和:1733

約数の個数: 32

約数和(自身を含む): 51148800

約数和(自身を除く): 28484920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1279, 1772, 2215, 2558, 3544, 4430, 5116, 6395, 8860, 10232, 12790, 17720, 25580, 51160, 566597, 1133194, 2266388, 2832985, 4532776, 5665970, 11331940, 22663880]

約数ペア:

[(1, 22663880), (2, 11331940), (4, 5665970), (5, 4532776), (8, 2832985), (10, 2266388), (20, 1133194), (40, 566597), (443, 51160), (886, 25580), (1279, 17720), (1772, 12790), (2215, 10232), (2558, 8860), (3544, 6395), (4430, 5116)]