109920560

素因数分解:

$2^4\times 5^1\times {\mathrm{1374007}}^1$

素因数の和:1374020

約数の個数: 20

約数和(自身を含む): 255565488

約数和(自身を除く): 145644928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1374007, 2748014, 5496028, 6870035, 10992056, 13740070, 21984112, 27480140, 54960280, 109920560]

約数ペア:

[(1, 109920560), (2, 54960280), (4, 27480140), (5, 21984112), (8, 13740070), (10, 10992056), (16, 6870035), (20, 5496028), (40, 2748014), (80, 1374007)]