1418660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{797}}^1$

素因数の和:895

約数の個数: 24

約数和(自身を含む): 3016440

約数和(自身を除く): 1597780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 797, 890, 1594, 1780, 3188, 3985, 7970, 15940, 70933, 141866, 283732, 354665, 709330, 1418660]

約数ペア:

[(1, 1418660), (2, 709330), (4, 354665), (5, 283732), (10, 141866), (20, 70933), (89, 15940), (178, 7970), (356, 3985), (445, 3188), (797, 1780), (890, 1594)]