15090640

素因数分解:

$2^4\times 5^1\times {\mathrm{188633}}^1$

素因数の和:188646

約数の個数: 20

約数和(自身を含む): 35085924

約数和(自身を除く): 19995284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 188633, 377266, 754532, 943165, 1509064, 1886330, 3018128, 3772660, 7545320, 15090640]

約数ペア:

[(1, 15090640), (2, 7545320), (4, 3772660), (5, 3018128), (8, 1886330), (10, 1509064), (16, 943165), (20, 754532), (40, 377266), (80, 188633)]