26921680

素因数分解:

$2^4\times 5^1\times {\mathrm{336521}}^1$

素因数の和:336534

約数の個数: 20

約数和(自身を含む): 62593092

約数和(自身を除く): 35671412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 336521, 673042, 1346084, 1682605, 2692168, 3365210, 5384336, 6730420, 13460840, 26921680]

約数ペア:

[(1, 26921680), (2, 13460840), (4, 6730420), (5, 5384336), (8, 3365210), (10, 2692168), (16, 1682605), (20, 1346084), (40, 673042), (80, 336521)]