8282860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 18627840

約数和(自身を除く): 10344980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 307, 355, 380, 614, 710, 1228, 1349, 1420, 1535, 2698, 3070, 5396, 5833, 6140, 6745, 11666, 13490, 21797, 23332, 26980, 29165, 43594, 58330, 87188, 108985, 116660, 217970, 414143, 435940, 828286, 1656572, 2070715, 4141430, 8282860]

約数ペア:

[(1, 8282860), (2, 4141430), (4, 2070715), (5, 1656572), (10, 828286), (19, 435940), (20, 414143), (38, 217970), (71, 116660), (76, 108985), (95, 87188), (142, 58330), (190, 43594), (284, 29165), (307, 26980), (355, 23332), (380, 21797), (614, 13490), (710, 11666), (1228, 6745), (1349, 6140), (1420, 5833), (1535, 5396), (2698, 3070)]