12445280

素因数分解:

$2^5\times 5^1\times {\mathrm{77783}}^1$

素因数の和:77798

約数の個数: 24

約数和(自身を含む): 29402352

約数和(自身を除く): 16957072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 77783, 155566, 311132, 388915, 622264, 777830, 1244528, 1555660, 2489056, 3111320, 6222640, 12445280]

約数ペア:

[(1, 12445280), (2, 6222640), (4, 3111320), (5, 2489056), (8, 1555660), (10, 1244528), (16, 777830), (20, 622264), (32, 388915), (40, 311132), (80, 155566), (160, 77783)]