1217020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{8693}}^1$

素因数の和:8709

約数の個数: 24

約数和(自身を含む): 2921184

約数和(自身を除く): 1704164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 8693, 17386, 34772, 43465, 60851, 86930, 121702, 173860, 243404, 304255, 608510, 1217020]

約数ペア:

[(1, 1217020), (2, 608510), (4, 304255), (5, 243404), (7, 173860), (10, 121702), (14, 86930), (20, 60851), (28, 43465), (35, 34772), (70, 17386), (140, 8693)]