196144880

素因数分解:

$2^4\times 5^1\times {\mathrm{2451811}}^1$

素因数の和:2451824

約数の個数: 20

約数和(自身を含む): 456037032

約数和(自身を除く): 259892152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2451811, 4903622, 9807244, 12259055, 19614488, 24518110, 39228976, 49036220, 98072440, 196144880]

約数ペア:

[(1, 196144880), (2, 98072440), (4, 49036220), (5, 39228976), (8, 24518110), (10, 19614488), (16, 12259055), (20, 9807244), (40, 4903622), (80, 2451811)]