71232440

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{9227}}^1$

素因数の和:9431

約数の個数: 32

約数和(自身を含む): 161120880

約数和(自身を除く): 89888440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 9227, 18454, 36908, 46135, 73816, 92270, 184540, 369080, 1780811, 3561622, 7123244, 8904055, 14246488, 17808110, 35616220, 71232440]

約数ペア:

[(1, 71232440), (2, 35616220), (4, 17808110), (5, 14246488), (8, 8904055), (10, 7123244), (20, 3561622), (40, 1780811), (193, 369080), (386, 184540), (772, 92270), (965, 73816), (1544, 46135), (1930, 36908), (3860, 18454), (7720, 9227)]