40808020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{185491}}^1$

素因数の和:185511

約数の個数: 24

約数和(自身を含む): 93487968

約数和(自身を除く): 52679948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 185491, 370982, 741964, 927455, 1854910, 2040401, 3709820, 4080802, 8161604, 10202005, 20404010, 40808020]

約数ペア:

[(1, 40808020), (2, 20404010), (4, 10202005), (5, 8161604), (10, 4080802), (11, 3709820), (20, 2040401), (22, 1854910), (44, 927455), (55, 741964), (110, 370982), (220, 185491)]