26931920

素因数分解:

$2^4\times 5^1\times {\mathrm{336649}}^1$

素因数の和:336662

約数の個数: 20

約数和(自身を含む): 62616900

約数和(自身を除く): 35684980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 336649, 673298, 1346596, 1683245, 2693192, 3366490, 5386384, 6732980, 13465960, 26931920]

約数ペア:

[(1, 26931920), (2, 13465960), (4, 6732980), (5, 5386384), (8, 3366490), (10, 2693192), (16, 1683245), (20, 1346596), (40, 673298), (80, 336649)]