168504880

素因数分解:

$2^4\times 5^1\times {\mathrm{2106311}}^1$

素因数の和:2106324

約数の個数: 20

約数和(自身を含む): 391774032

約数和(自身を除く): 223269152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2106311, 4212622, 8425244, 10531555, 16850488, 21063110, 33700976, 42126220, 84252440, 168504880]

約数ペア:

[(1, 168504880), (2, 84252440), (4, 42126220), (5, 33700976), (8, 21063110), (10, 16850488), (16, 10531555), (20, 8425244), (40, 4212622), (80, 2106311)]