77572280

素因数分解:

$2^3\times 5^1\times {\mathrm{1939307}}^1$

素因数の和:1939318

約数の個数: 16

約数和(自身を含む): 174537720

約数和(自身を除く): 96965440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1939307, 3878614, 7757228, 9696535, 15514456, 19393070, 38786140, 77572280]

約数ペア:

[(1, 77572280), (2, 38786140), (4, 19393070), (5, 15514456), (8, 9696535), (10, 7757228), (20, 3878614), (40, 1939307)]