17286040

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3109}}^1$

素因数の和:3259

約数の個数: 32

約数和(自身を含む): 39186000

約数和(自身を除く): 21899960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 3109, 5560, 6218, 12436, 15545, 24872, 31090, 62180, 124360, 432151, 864302, 1728604, 2160755, 3457208, 4321510, 8643020, 17286040]

約数ペア:

[(1, 17286040), (2, 8643020), (4, 4321510), (5, 3457208), (8, 2160755), (10, 1728604), (20, 864302), (40, 432151), (139, 124360), (278, 62180), (556, 31090), (695, 24872), (1112, 15545), (1390, 12436), (2780, 6218), (3109, 5560)]