195760

素因数分解:

$2^4\times 5^1\times {\mathrm{2447}}^1$

素因数の和:2460

約数の個数: 20

約数和(自身を含む): 455328

約数和(自身を除く): 259568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2447, 4894, 9788, 12235, 19576, 24470, 39152, 48940, 97880, 195760]

約数ペア:

[(1, 195760), (2, 97880), (4, 48940), (5, 39152), (8, 24470), (10, 19576), (16, 12235), (20, 9788), (40, 4894), (80, 2447)]