15490180

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4013}}^1$

素因数の和:4215

約数の個数: 24

約数和(自身を含む): 32706072

約数和(自身を除く): 17215892

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 4013, 8026, 16052, 20065, 40130, 80260, 774509, 1549018, 3098036, 3872545, 7745090, 15490180]

約数ペア:

[(1, 15490180), (2, 7745090), (4, 3872545), (5, 3098036), (10, 1549018), (20, 774509), (193, 80260), (386, 40130), (772, 20065), (965, 16052), (1930, 8026), (3860, 4013)]