20116670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3229}}^1$

素因数の和:3332

約数の個数: 32

約数和(自身を含む): 41860800

約数和(自身を除く): 21744130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 3229, 6230, 6458, 16145, 22603, 32290, 45206, 113015, 226030, 287381, 574762, 1436905, 2011667, 2873810, 4023334, 10058335, 20116670]

約数ペア:

[(1, 20116670), (2, 10058335), (5, 4023334), (7, 2873810), (10, 2011667), (14, 1436905), (35, 574762), (70, 287381), (89, 226030), (178, 113015), (445, 45206), (623, 32290), (890, 22603), (1246, 16145), (3115, 6458), (3229, 6230)]