2611280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4663}}^1$

素因数の和:4683

約数の個数: 40

約数和(自身を含む): 6940032

約数和(自身を除く): 4328752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4663, 9326, 18652, 23315, 32641, 37304, 46630, 65282, 74608, 93260, 130564, 163205, 186520, 261128, 326410, 373040, 522256, 652820, 1305640, 2611280]

約数ペア:

[(1, 2611280), (2, 1305640), (4, 652820), (5, 522256), (7, 373040), (8, 326410), (10, 261128), (14, 186520), (16, 163205), (20, 130564), (28, 93260), (35, 74608), (40, 65282), (56, 46630), (70, 37304), (80, 32641), (112, 23315), (140, 18652), (280, 9326), (560, 4663)]