27965920

素因数分解:

$2^5\times 5^1\times {\mathrm{277}}^1\times {\mathrm{631}}^1$

素因数の和:923

約数の個数: 48

約数和(自身を含む): 66413088

約数和(自身を除く): 38447168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 277, 554, 631, 1108, 1262, 1385, 2216, 2524, 2770, 3155, 4432, 5048, 5540, 6310, 8864, 10096, 11080, 12620, 20192, 22160, 25240, 44320, 50480, 100960, 174787, 349574, 699148, 873935, 1398296, 1747870, 2796592, 3495740, 5593184, 6991480, 13982960, 27965920]

約数ペア:

[(1, 27965920), (2, 13982960), (4, 6991480), (5, 5593184), (8, 3495740), (10, 2796592), (16, 1747870), (20, 1398296), (32, 873935), (40, 699148), (80, 349574), (160, 174787), (277, 100960), (554, 50480), (631, 44320), (1108, 25240), (1262, 22160), (1385, 20192), (2216, 12620), (2524, 11080), (2770, 10096), (3155, 8864), (4432, 6310), (5048, 5540)]