240412420

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{24683}}^1$

素因数の和:25179

約数の個数: 24

約数和(自身を含む): 505923264

約数和(自身を除く): 265510844

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 24683, 49366, 98732, 123415, 246830, 493660, 12020621, 24041242, 48082484, 60103105, 120206210, 240412420]

約数ペア:

[(1, 240412420), (2, 120206210), (4, 60103105), (5, 48082484), (10, 24041242), (20, 12020621), (487, 493660), (974, 246830), (1948, 123415), (2435, 98732), (4870, 49366), (9740, 24683)]