40944010

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{22621}}^1$

素因数の和:22809

約数の個数: 16

約数和(自身を含む): 74109672

約数和(自身を除く): 33165662

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 22621, 45242, 113105, 226210, 4094401, 8188802, 20472005, 40944010]

約数ペア:

[(1, 40944010), (2, 20472005), (5, 8188802), (10, 4094401), (181, 226210), (362, 113105), (905, 45242), (1810, 22621)]