40942580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2683}}^1$

素因数の和:2808

約数の個数: 48

約数和(自身を含む): 99200640

約数和(自身を除く): 58258060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 2683, 3052, 3815, 5366, 7630, 10732, 13415, 15260, 18781, 26830, 37562, 53660, 75124, 93905, 187810, 292447, 375620, 584894, 1169788, 1462235, 2047129, 2924470, 4094258, 5848940, 8188516, 10235645, 20471290, 40942580]

約数ペア:

[(1, 40942580), (2, 20471290), (4, 10235645), (5, 8188516), (7, 5848940), (10, 4094258), (14, 2924470), (20, 2047129), (28, 1462235), (35, 1169788), (70, 584894), (109, 375620), (140, 292447), (218, 187810), (436, 93905), (545, 75124), (763, 53660), (1090, 37562), (1526, 26830), (2180, 18781), (2683, 15260), (3052, 13415), (3815, 10732), (5366, 7630)]