71819180

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{6311}}^1$

素因数の和:6889

約数の個数: 24

約数和(自身を含む): 151109280

約数和(自身を除く): 79290100

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845, 5690, 6311, 11380, 12622, 25244, 31555, 63110, 126220, 3590959, 7181918, 14363836, 17954795, 35909590, 71819180]

約数ペア:

[(1, 71819180), (2, 35909590), (4, 17954795), (5, 14363836), (10, 7181918), (20, 3590959), (569, 126220), (1138, 63110), (2276, 31555), (2845, 25244), (5690, 12622), (6311, 11380)]