9870160

素因数分解:

$2^4\times 5^1\times {\mathrm{123377}}^1$

素因数の和:123390

約数の個数: 20

約数和(自身を含む): 22948308

約数和(自身を除く): 13078148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 123377, 246754, 493508, 616885, 987016, 1233770, 1974032, 2467540, 4935080, 9870160]

約数ペア:

[(1, 9870160), (2, 4935080), (4, 2467540), (5, 1974032), (8, 1233770), (10, 987016), (16, 616885), (20, 493508), (40, 246754), (80, 123377)]