38858360

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2447}}^1$

素因数の和:2855

約数の個数: 32

約数和(自身を含む): 87687360

約数和(自身を除く): 48829000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 2447, 3176, 3970, 4894, 7940, 9788, 12235, 15880, 19576, 24470, 48940, 97880, 971459, 1942918, 3885836, 4857295, 7771672, 9714590, 19429180, 38858360]

約数ペア:

[(1, 38858360), (2, 19429180), (4, 9714590), (5, 7771672), (8, 4857295), (10, 3885836), (20, 1942918), (40, 971459), (397, 97880), (794, 48940), (1588, 24470), (1985, 19576), (2447, 15880), (3176, 12235), (3970, 9788), (4894, 7940)]