201392380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1438517}}^1$

素因数の和:1438533

約数の個数: 24

約数和(自身を含む): 483342048

約数和(自身を除く): 281949668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1438517, 2877034, 5754068, 7192585, 10069619, 14385170, 20139238, 28770340, 40278476, 50348095, 100696190, 201392380]

約数ペア:

[(1, 201392380), (2, 100696190), (4, 50348095), (5, 40278476), (7, 28770340), (10, 20139238), (14, 14385170), (20, 10069619), (28, 7192585), (35, 5754068), (70, 2877034), (140, 1438517)]