20172321340

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2221}}^1\times {\mathrm{4409}}^1$

素因数の和:6742

約数の個数: 48

約数和(自身を含む): 42802119360

約数和(自身を除く): 22629798020

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 2221, 4409, 4442, 8818, 8884, 11105, 17636, 22045, 22210, 44090, 44420, 88180, 228763, 454127, 457526, 908254, 915052, 1143815, 1816508, 2270635, 2287630, 4541270, 4575260, 9082540, 9792389, 19584778, 39169556, 48961945, 97923890, 195847780, 1008616067, 2017232134, 4034464268, 5043080335, 10086160670, 20172321340]

約数ペア:

[(1, 20172321340), (2, 10086160670), (4, 5043080335), (5, 4034464268), (10, 2017232134), (20, 1008616067), (103, 195847780), (206, 97923890), (412, 48961945), (515, 39169556), (1030, 19584778), (2060, 9792389), (2221, 9082540), (4409, 4575260), (4442, 4541270), (8818, 2287630), (8884, 2270635), (11105, 1816508), (17636, 1143815), (22045, 915052), (22210, 908254), (44090, 457526), (44420, 454127), (88180, 228763)]