23780185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 34030080

約数和(自身を除く): 10249895

約数列:

[1, 5, 11, 13, 55, 65, 79, 143, 395, 421, 715, 869, 1027, 2105, 4345, 4631, 5135, 5473, 11297, 23155, 27365, 33259, 56485, 60203, 166295, 301015, 365849, 432367, 1829245, 2161835, 4756037, 23780185]

約数ペア:

[(1, 23780185), (5, 4756037), (11, 2161835), (13, 1829245), (55, 432367), (65, 365849), (79, 301015), (143, 166295), (395, 60203), (421, 56485), (715, 33259), (869, 27365), (1027, 23155), (2105, 11297), (4345, 5473), (4631, 5135)]