38672440

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2411}}^1$

素因数の和:2823

約数の個数: 32

約数和(自身を含む): 87266160

約数和(自身を除く): 48593720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 2411, 3208, 4010, 4822, 8020, 9644, 12055, 16040, 19288, 24110, 48220, 96440, 966811, 1933622, 3867244, 4834055, 7734488, 9668110, 19336220, 38672440]

約数ペア:

[(1, 38672440), (2, 19336220), (4, 9668110), (5, 7734488), (8, 4834055), (10, 3867244), (20, 1933622), (40, 966811), (401, 96440), (802, 48220), (1604, 24110), (2005, 19288), (2411, 16040), (3208, 12055), (4010, 9644), (4822, 8020)]