71042680

素因数分解:

$2^3\times 5^1\times {\mathrm{1776067}}^1$

素因数の和:1776078

約数の個数: 16

約数和(自身を含む): 159846120

約数和(自身を除く): 88803440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1776067, 3552134, 7104268, 8880335, 14208536, 17760670, 35521340, 71042680]

約数ペア:

[(1, 71042680), (2, 35521340), (4, 17760670), (5, 14208536), (8, 8880335), (10, 7104268), (20, 3552134), (40, 1776067)]