84342020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5527}}^1$

素因数の和:5652

約数の個数: 48

約数和(自身を含む): 204314880

約数和(自身を除く): 119972860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 5527, 7630, 11054, 15260, 22108, 27635, 38689, 55270, 77378, 110540, 154756, 193445, 386890, 602443, 773780, 1204886, 2409772, 3012215, 4217101, 6024430, 8434202, 12048860, 16868404, 21085505, 42171010, 84342020]

約数ペア:

[(1, 84342020), (2, 42171010), (4, 21085505), (5, 16868404), (7, 12048860), (10, 8434202), (14, 6024430), (20, 4217101), (28, 3012215), (35, 2409772), (70, 1204886), (109, 773780), (140, 602443), (218, 386890), (436, 193445), (545, 154756), (763, 110540), (1090, 77378), (1526, 55270), (2180, 38689), (3052, 27635), (3815, 22108), (5527, 15260), (7630, 11054)]