28575460

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{10429}}^1$

素因数の和:10575

約数の個数: 24

約数和(自身を含む): 60452280

約数和(自身を除く): 31876820

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 10429, 20858, 41716, 52145, 104290, 208580, 1428773, 2857546, 5715092, 7143865, 14287730, 28575460]

約数ペア:

[(1, 28575460), (2, 14287730), (4, 7143865), (5, 5715092), (10, 2857546), (20, 1428773), (137, 208580), (274, 104290), (548, 52145), (685, 41716), (1370, 20858), (2740, 10429)]