27837640

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1753}}^1$

素因数の和:2161

約数の個数: 32

約数和(自身を含む): 62828280

約数和(自身を除く): 34990640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1753, 1985, 3176, 3506, 3970, 7012, 7940, 8765, 14024, 15880, 17530, 35060, 70120, 695941, 1391882, 2783764, 3479705, 5567528, 6959410, 13918820, 27837640]

約数ペア:

[(1, 27837640), (2, 13918820), (4, 6959410), (5, 5567528), (8, 3479705), (10, 2783764), (20, 1391882), (40, 695941), (397, 70120), (794, 35060), (1588, 17530), (1753, 15880), (1985, 14024), (3176, 8765), (3506, 7940), (3970, 7012)]