161892040

素因数分解:

$2^3\times 5^1\times {\mathrm{4047301}}^1$

素因数の和:4047312

約数の個数: 16

約数和(自身を含む): 364257180

約数和(自身を除く): 202365140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4047301, 8094602, 16189204, 20236505, 32378408, 40473010, 80946020, 161892040]

約数ペア:

[(1, 161892040), (2, 80946020), (4, 40473010), (5, 32378408), (8, 20236505), (10, 16189204), (20, 8094602), (40, 4047301)]