1036404440

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{25679}}^1$

素因数の和:26699

約数の個数: 32

約数和(自身を含む): 2334312000

約数和(自身を除く): 1297907560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 2018, 4036, 5045, 8072, 10090, 20180, 25679, 40360, 51358, 102716, 128395, 205432, 256790, 513580, 1027160, 25910111, 51820222, 103640444, 129550555, 207280888, 259101110, 518202220, 1036404440]

約数ペア:

[(1, 1036404440), (2, 518202220), (4, 259101110), (5, 207280888), (8, 129550555), (10, 103640444), (20, 51820222), (40, 25910111), (1009, 1027160), (2018, 513580), (4036, 256790), (5045, 205432), (8072, 128395), (10090, 102716), (20180, 51358), (25679, 40360)]