7210540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5381}}^1$

素因数の和:5457

約数の個数: 24

約数和(自身を含む): 15370992

約数和(自身を除く): 8160452

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 5381, 10762, 21524, 26905, 53810, 107620, 360527, 721054, 1442108, 1802635, 3605270, 7210540]

約数ペア:

[(1, 7210540), (2, 3605270), (4, 1802635), (5, 1442108), (10, 721054), (20, 360527), (67, 107620), (134, 53810), (268, 26905), (335, 21524), (670, 10762), (1340, 5381)]