22827220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87797}}^1$

素因数の和:87819

約数の個数: 24

約数和(自身を含む): 51625224

約数和(自身を除く): 28798004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 87797, 175594, 351188, 438985, 877970, 1141361, 1755940, 2282722, 4565444, 5706805, 11413610, 22827220]

約数ペア:

[(1, 22827220), (2, 11413610), (4, 5706805), (5, 4565444), (10, 2282722), (13, 1755940), (20, 1141361), (26, 877970), (52, 438985), (65, 351188), (130, 175594), (260, 87797)]