8392720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{2141}}^1$

素因数の和:2168

約数の個数: 60

約数和(自身を含む): 22709484

約数和(自身を除く): 14316764

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 2141, 3920, 4282, 8564, 10705, 14987, 17128, 21410, 29974, 34256, 42820, 59948, 74935, 85640, 104909, 119896, 149870, 171280, 209818, 239792, 299740, 419636, 524545, 599480, 839272, 1049090, 1198960, 1678544, 2098180, 4196360, 8392720]

約数ペア:

[(1, 8392720), (2, 4196360), (4, 2098180), (5, 1678544), (7, 1198960), (8, 1049090), (10, 839272), (14, 599480), (16, 524545), (20, 419636), (28, 299740), (35, 239792), (40, 209818), (49, 171280), (56, 149870), (70, 119896), (80, 104909), (98, 85640), (112, 74935), (140, 59948), (196, 42820), (245, 34256), (280, 29974), (392, 21410), (490, 17128), (560, 14987), (784, 10705), (980, 8564), (1960, 4282), (2141, 3920)]