26740360

素因数分解:

$2^3\times 5^1\times {\mathrm{668509}}^1$

素因数の和:668520

約数の個数: 16

約数和(自身を含む): 60165900

約数和(自身を除く): 33425540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 668509, 1337018, 2674036, 3342545, 5348072, 6685090, 13370180, 26740360]

約数ペア:

[(1, 26740360), (2, 13370180), (4, 6685090), (5, 5348072), (8, 3342545), (10, 2674036), (20, 1337018), (40, 668509)]