40487800

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{2087}}^1$

素因数の和:2200

約数の個数: 48

約数和(自身を含む): 95150160

約数和(自身を除く): 54662360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1940, 2087, 2425, 3880, 4174, 4850, 8348, 9700, 10435, 16696, 19400, 20870, 41740, 52175, 83480, 104350, 202439, 208700, 404878, 417400, 809756, 1012195, 1619512, 2024390, 4048780, 5060975, 8097560, 10121950, 20243900, 40487800]

約数ペア:

[(1, 40487800), (2, 20243900), (4, 10121950), (5, 8097560), (8, 5060975), (10, 4048780), (20, 2024390), (25, 1619512), (40, 1012195), (50, 809756), (97, 417400), (100, 404878), (194, 208700), (200, 202439), (388, 104350), (485, 83480), (776, 52175), (970, 41740), (1940, 20870), (2087, 19400), (2425, 16696), (3880, 10435), (4174, 9700), (4850, 8348)]