4080398620

素因数分解:

$2^2\times 5^1\times {\mathrm{5419}}^1\times {\mathrm{37649}}^1$

素因数の和:43077

約数の個数: 24

約数和(自身を含む): 8570646000

約数和(自身を除く): 4490247380

約数列:

[1, 2, 4, 5, 10, 20, 5419, 10838, 21676, 27095, 37649, 54190, 75298, 108380, 150596, 188245, 376490, 752980, 204019931, 408039862, 816079724, 1020099655, 2040199310, 4080398620]

約数ペア:

[(1, 4080398620), (2, 2040199310), (4, 1020099655), (5, 816079724), (10, 408039862), (20, 204019931), (5419, 752980), (10838, 376490), (21676, 188245), (27095, 150596), (37649, 108380), (54190, 75298)]