8942480

素因数分解:

$2^4\times 5^1\times {\mathrm{111781}}^1$

素因数の和:111794

約数の個数: 20

約数和(自身を含む): 20791452

約数和(自身を除く): 11848972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 111781, 223562, 447124, 558905, 894248, 1117810, 1788496, 2235620, 4471240, 8942480]

約数ペア:

[(1, 8942480), (2, 4471240), (4, 2235620), (5, 1788496), (8, 1117810), (10, 894248), (16, 558905), (20, 447124), (40, 223562), (80, 111781)]