42605620

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{4621}}^1$

素因数の和:5091

約数の個数: 24

約数和(自身を含む): 89685288

約数和(自身を除く): 47079668

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 4621, 9220, 9242, 18484, 23105, 46210, 92420, 2130281, 4260562, 8521124, 10651405, 21302810, 42605620]

約数ペア:

[(1, 42605620), (2, 21302810), (4, 10651405), (5, 8521124), (10, 4260562), (20, 2130281), (461, 92420), (922, 46210), (1844, 23105), (2305, 18484), (4610, 9242), (4621, 9220)]