27655480

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6343}}^1$

素因数の和:6463

約数の個数: 32

約数和(自身を含む): 62805600

約数和(自身を除く): 35150120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 6343, 12686, 25372, 31715, 50744, 63430, 126860, 253720, 691387, 1382774, 2765548, 3456935, 5531096, 6913870, 13827740, 27655480]

約数ペア:

[(1, 27655480), (2, 13827740), (4, 6913870), (5, 5531096), (8, 3456935), (10, 2765548), (20, 1382774), (40, 691387), (109, 253720), (218, 126860), (436, 63430), (545, 50744), (872, 31715), (1090, 25372), (2180, 12686), (4360, 6343)]