54738040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{195493}}^1$

素因数の和:195511

約数の個数: 32

約数和(自身を含む): 140755680

約数和(自身を除く): 86017640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 195493, 390986, 781972, 977465, 1368451, 1563944, 1954930, 2736902, 3909860, 5473804, 6842255, 7819720, 10947608, 13684510, 27369020, 54738040]

約数ペア:

[(1, 54738040), (2, 27369020), (4, 13684510), (5, 10947608), (7, 7819720), (8, 6842255), (10, 5473804), (14, 3909860), (20, 2736902), (28, 1954930), (35, 1563944), (40, 1368451), (56, 977465), (70, 781972), (140, 390986), (280, 195493)]