1440901940

素因数分解:

$2^2\times 5^1\times {\mathrm{8719}}^1\times {\mathrm{8263}}^1$

素因数の和:16991

約数の個数: 24

約数和(自身を含む): 3026607360

約数和(自身を除く): 1585705420

約数列:

[1, 2, 4, 5, 10, 20, 8263, 8719, 16526, 17438, 33052, 34876, 41315, 43595, 82630, 87190, 165260, 174380, 72045097, 144090194, 288180388, 360225485, 720450970, 1440901940]

約数ペア:

[(1, 1440901940), (2, 720450970), (4, 360225485), (5, 288180388), (10, 144090194), (20, 72045097), (8263, 174380), (8719, 165260), (16526, 87190), (17438, 82630), (33052, 43595), (34876, 41315)]