28771040

素因数分解:

$2^5\times 5^1\times {\mathrm{179819}}^1$

素因数の和:179834

約数の個数: 24

約数和(自身を含む): 67971960

約数和(自身を除く): 39200920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179819, 359638, 719276, 899095, 1438552, 1798190, 2877104, 3596380, 5754208, 7192760, 14385520, 28771040]

約数ペア:

[(1, 28771040), (2, 14385520), (4, 7192760), (5, 5754208), (8, 3596380), (10, 2877104), (16, 1798190), (20, 1438552), (32, 899095), (40, 719276), (80, 359638), (160, 179819)]