12961210

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3169}}^1$

素因数の和:3585

約数の個数: 16

約数和(自身を含む): 23394600

約数和(自身を除く): 10433390

約数列:

[1, 2, 5, 10, 409, 818, 2045, 3169, 4090, 6338, 15845, 31690, 1296121, 2592242, 6480605, 12961210]

約数ペア:

[(1, 12961210), (2, 6480605), (5, 2592242), (10, 1296121), (409, 31690), (818, 15845), (2045, 6338), (3169, 4090)]