27732520

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{857}}^1$

素因数の和:1677

約数の個数: 32

約数和(自身を含む): 62548200

約数和(自身を除く): 34815680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 857, 1618, 1714, 3236, 3428, 4045, 4285, 6472, 6856, 8090, 8570, 16180, 17140, 32360, 34280, 693313, 1386626, 2773252, 3466565, 5546504, 6933130, 13866260, 27732520]

約数ペア:

[(1, 27732520), (2, 13866260), (4, 6933130), (5, 5546504), (8, 3466565), (10, 2773252), (20, 1386626), (40, 693313), (809, 34280), (857, 32360), (1618, 17140), (1714, 16180), (3236, 8570), (3428, 8090), (4045, 6856), (4285, 6472)]