65209340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{465781}}^1$

素因数の和:465797

約数の個数: 24

約数和(自身を含む): 156502752

約数和(自身を除く): 91293412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 465781, 931562, 1863124, 2328905, 3260467, 4657810, 6520934, 9315620, 13041868, 16302335, 32604670, 65209340]

約数ペア:

[(1, 65209340), (2, 32604670), (4, 16302335), (5, 13041868), (7, 9315620), (10, 6520934), (14, 4657810), (20, 3260467), (28, 2328905), (35, 1863124), (70, 931562), (140, 465781)]