890430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 2173824

約数和(自身を除く): 1283394

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 443, 670, 886, 1005, 1329, 2010, 2215, 2658, 4430, 6645, 13290, 29681, 59362, 89043, 148405, 178086, 296810, 445215, 890430]

約数ペア:

[(1, 890430), (2, 445215), (3, 296810), (5, 178086), (6, 148405), (10, 89043), (15, 59362), (30, 29681), (67, 13290), (134, 6645), (201, 4430), (335, 2658), (402, 2215), (443, 2010), (670, 1329), (886, 1005)]