162201740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197807}}^1$

素因数の和:197857

約数の個数: 24

約数和(自身を含む): 348933312

約数和(自身を除く): 186731572

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 197807, 395614, 791228, 989035, 1978070, 3956140, 8110087, 16220174, 32440348, 40550435, 81100870, 162201740]

約数ペア:

[(1, 162201740), (2, 81100870), (4, 40550435), (5, 32440348), (10, 16220174), (20, 8110087), (41, 3956140), (82, 1978070), (164, 989035), (205, 791228), (410, 395614), (820, 197807)]