3813820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4651}}^1$

素因数の和:4701

約数の個数: 24

約数和(自身を含む): 8206128

約数和(自身を除く): 4392308

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 4651, 9302, 18604, 23255, 46510, 93020, 190691, 381382, 762764, 953455, 1906910, 3813820]

約数ペア:

[(1, 3813820), (2, 1906910), (4, 953455), (5, 762764), (10, 381382), (20, 190691), (41, 93020), (82, 46510), (164, 23255), (205, 18604), (410, 9302), (820, 4651)]