253408520

素因数分解:

$2^3\times 5^1\times {\mathrm{6335213}}^1$

素因数の和:6335224

約数の個数: 16

約数和(自身を含む): 570169260

約数和(自身を除く): 316760740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6335213, 12670426, 25340852, 31676065, 50681704, 63352130, 126704260, 253408520]

約数ペア:

[(1, 253408520), (2, 126704260), (4, 63352130), (5, 50681704), (8, 31676065), (10, 25340852), (20, 12670426), (40, 6335213)]