1390880

素因数分解:

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

素因数の和:8708

約数の個数: 24

約数和(自身を含む): 3286332

約数和(自身を除く): 1895452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 8693, 17386, 34772, 43465, 69544, 86930, 139088, 173860, 278176, 347720, 695440, 1390880]

約数ペア:

[(1, 1390880), (2, 695440), (4, 347720), (5, 278176), (8, 173860), (10, 139088), (16, 86930), (20, 69544), (32, 43465), (40, 34772), (80, 17386), (160, 8693)]