162380720

素因数分解:

$2^4\times 5^1\times {\mathrm{2029759}}^1$

素因数の和:2029772

約数の個数: 20

約数和(自身を含む): 377535360

約数和(自身を除く): 215154640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2029759, 4059518, 8119036, 10148795, 16238072, 20297590, 32476144, 40595180, 81190360, 162380720]

約数ペア:

[(1, 162380720), (2, 81190360), (4, 40595180), (5, 32476144), (8, 20297590), (10, 16238072), (16, 10148795), (20, 8119036), (40, 4059518), (80, 2029759)]