20140886960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5854909}}^1$

素因数の和:5854965

約数の個数: 40

約数和(自身を含む): 47916583440

約数和(自身を除く): 27775696480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 5854909, 11709818, 23419636, 29274545, 46839272, 58549090, 93678544, 117098180, 234196360, 251761087, 468392720, 503522174, 1007044348, 1258805435, 2014088696, 2517610870, 4028177392, 5035221740, 10070443480, 20140886960]

約数ペア:

[(1, 20140886960), (2, 10070443480), (4, 5035221740), (5, 4028177392), (8, 2517610870), (10, 2014088696), (16, 1258805435), (20, 1007044348), (40, 503522174), (43, 468392720), (80, 251761087), (86, 234196360), (172, 117098180), (215, 93678544), (344, 58549090), (430, 46839272), (688, 29274545), (860, 23419636), (1720, 11709818), (3440, 5854909)]