26454640

素因数分解:

$2^4\times 5^1\times {\mathrm{330683}}^1$

素因数の和:330696

約数の個数: 20

約数和(自身を含む): 61507224

約数和(自身を除く): 35052584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 330683, 661366, 1322732, 1653415, 2645464, 3306830, 5290928, 6613660, 13227320, 26454640]

約数ペア:

[(1, 26454640), (2, 13227320), (4, 6613660), (5, 5290928), (8, 3306830), (10, 2645464), (16, 1653415), (20, 1322732), (40, 661366), (80, 330683)]