91087480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{207017}}^1$

素因数の和:207039

約数の個数: 32

約数和(自身を含む): 223579440

約数和(自身を除く): 132491960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 207017, 414034, 828068, 1035085, 1656136, 2070170, 2277187, 4140340, 4554374, 8280680, 9108748, 11385935, 18217496, 22771870, 45543740, 91087480]

約数ペア:

[(1, 91087480), (2, 45543740), (4, 22771870), (5, 18217496), (8, 11385935), (10, 9108748), (11, 8280680), (20, 4554374), (22, 4140340), (40, 2277187), (44, 2070170), (55, 1656136), (88, 1035085), (110, 828068), (220, 414034), (440, 207017)]