17917060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127979}}^1$

素因数の和:127995

約数の個数: 24

約数和(自身を含む): 43001280

約数和(自身を除く): 25084220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 127979, 255958, 511916, 639895, 895853, 1279790, 1791706, 2559580, 3583412, 4479265, 8958530, 17917060]

約数ペア:

[(1, 17917060), (2, 8958530), (4, 4479265), (5, 3583412), (7, 2559580), (10, 1791706), (14, 1279790), (20, 895853), (28, 639895), (35, 511916), (70, 255958), (140, 127979)]