8326040

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1277}}^1$

素因数の和:1451

約数の個数: 32

約数和(自身を含む): 18863280

約数和(自身を除く): 10537240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1277, 1304, 1630, 2554, 3260, 5108, 6385, 6520, 10216, 12770, 25540, 51080, 208151, 416302, 832604, 1040755, 1665208, 2081510, 4163020, 8326040]

約数ペア:

[(1, 8326040), (2, 4163020), (4, 2081510), (5, 1665208), (8, 1040755), (10, 832604), (20, 416302), (40, 208151), (163, 51080), (326, 25540), (652, 12770), (815, 10216), (1277, 6520), (1304, 6385), (1630, 5108), (2554, 3260)]