40442540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{30181}}^1$

素因数の和:30257

約数の個数: 24

約数和(自身を含む): 86199792

約数和(自身を除く): 45757252

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 30181, 60362, 120724, 150905, 301810, 603620, 2022127, 4044254, 8088508, 10110635, 20221270, 40442540]

約数ペア:

[(1, 40442540), (2, 20221270), (4, 10110635), (5, 8088508), (10, 4044254), (20, 2022127), (67, 603620), (134, 301810), (268, 150905), (335, 120724), (670, 60362), (1340, 30181)]