8895020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 19873728

約数和(自身を除く): 10978708

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 317, 460, 610, 634, 1220, 1268, 1403, 1585, 2806, 3170, 5612, 6340, 7015, 7291, 14030, 14582, 19337, 28060, 29164, 36455, 38674, 72910, 77348, 96685, 145820, 193370, 386740, 444751, 889502, 1779004, 2223755, 4447510, 8895020]

約数ペア:

[(1, 8895020), (2, 4447510), (4, 2223755), (5, 1779004), (10, 889502), (20, 444751), (23, 386740), (46, 193370), (61, 145820), (92, 96685), (115, 77348), (122, 72910), (230, 38674), (244, 36455), (305, 29164), (317, 28060), (460, 19337), (610, 14582), (634, 14030), (1220, 7291), (1268, 7015), (1403, 6340), (1585, 5612), (2806, 3170)]