2590820

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{461}}^1$

素因数の和:751

約数の個数: 24

約数和(自身を含む): 5471928

約数和(自身を除く): 2881108

約数列:

[1, 2, 4, 5, 10, 20, 281, 461, 562, 922, 1124, 1405, 1844, 2305, 2810, 4610, 5620, 9220, 129541, 259082, 518164, 647705, 1295410, 2590820]

約数ペア:

[(1, 2590820), (2, 1295410), (4, 647705), (5, 518164), (10, 259082), (20, 129541), (281, 9220), (461, 5620), (562, 4610), (922, 2810), (1124, 2305), (1405, 1844)]