90714640

素因数分解:

$2^4\times 5^1\times {\mathrm{1133933}}^1$

素因数の和:1133946

約数の個数: 20

約数和(自身を含む): 210911724

約数和(自身を除く): 120197084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1133933, 2267866, 4535732, 5669665, 9071464, 11339330, 18142928, 22678660, 45357320, 90714640]

約数ペア:

[(1, 90714640), (2, 45357320), (4, 22678660), (5, 18142928), (8, 11339330), (10, 9071464), (16, 5669665), (20, 4535732), (40, 2267866), (80, 1133933)]