8872120

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1619}}^1$

素因数の和:1767

約数の個数: 32

約数和(自身を含む): 20120400

約数和(自身を除く): 11248280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 1619, 2740, 3238, 5480, 6476, 8095, 12952, 16190, 32380, 64760, 221803, 443606, 887212, 1109015, 1774424, 2218030, 4436060, 8872120]

約数ペア:

[(1, 8872120), (2, 4436060), (4, 2218030), (5, 1774424), (8, 1109015), (10, 887212), (20, 443606), (40, 221803), (137, 64760), (274, 32380), (548, 16190), (685, 12952), (1096, 8095), (1370, 6476), (1619, 5480), (2740, 3238)]