161424880

素因数分解:

$2^4\times 5^1\times {\mathrm{2017811}}^1$

素因数の和:2017824

約数の個数: 20

約数和(自身を含む): 375313032

約数和(自身を除く): 213888152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2017811, 4035622, 8071244, 10089055, 16142488, 20178110, 32284976, 40356220, 80712440, 161424880]

約数ペア:

[(1, 161424880), (2, 80712440), (4, 40356220), (5, 32284976), (8, 20178110), (10, 16142488), (16, 10089055), (20, 8071244), (40, 4035622), (80, 2017811)]