12249640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23557}}^1$

素因数の和:23581

約数の個数: 32

約数和(自身を含む): 29683080

約数和(自身を除く): 17433440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 23557, 47114, 94228, 117785, 188456, 235570, 306241, 471140, 612482, 942280, 1224964, 1531205, 2449928, 3062410, 6124820, 12249640]

約数ペア:

[(1, 12249640), (2, 6124820), (4, 3062410), (5, 2449928), (8, 1531205), (10, 1224964), (13, 942280), (20, 612482), (26, 471140), (40, 306241), (52, 235570), (65, 188456), (104, 117785), (130, 94228), (260, 47114), (520, 23557)]