12985010

素因数分解:

$2^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4621}}^1$

素因数の和:4909

約数の個数: 16

約数和(自身を含む): 23461272

約数和(自身を除く): 10476262

約数列:

[1, 2, 5, 10, 281, 562, 1405, 2810, 4621, 9242, 23105, 46210, 1298501, 2597002, 6492505, 12985010]

約数ペア:

[(1, 12985010), (2, 6492505), (5, 2597002), (10, 1298501), (281, 46210), (562, 23105), (1405, 9242), (2810, 4621)]