38257640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 92016000

約数和(自身を除く): 53758360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 709, 710, 760, 1349, 1418, 1420, 2698, 2836, 2840, 3545, 5396, 5672, 6745, 7090, 10792, 13471, 13490, 14180, 26942, 26980, 28360, 50339, 53884, 53960, 67355, 100678, 107768, 134710, 201356, 251695, 269420, 402712, 503390, 538840, 956441, 1006780, 1912882, 2013560, 3825764, 4782205, 7651528, 9564410, 19128820, 38257640]

約数ペア:

[(1, 38257640), (2, 19128820), (4, 9564410), (5, 7651528), (8, 4782205), (10, 3825764), (19, 2013560), (20, 1912882), (38, 1006780), (40, 956441), (71, 538840), (76, 503390), (95, 402712), (142, 269420), (152, 251695), (190, 201356), (284, 134710), (355, 107768), (380, 100678), (568, 67355), (709, 53960), (710, 53884), (760, 50339), (1349, 28360), (1418, 26980), (1420, 26942), (2698, 14180), (2836, 13490), (2840, 13471), (3545, 10792), (5396, 7090), (5672, 6745)]