7824560

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2081}}^1$

素因数の和:2141

約数の個数: 40

約数和(自身を含む): 18588096

約数和(自身を除く): 10763536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 2081, 3760, 4162, 8324, 10405, 16648, 20810, 33296, 41620, 83240, 97807, 166480, 195614, 391228, 489035, 782456, 978070, 1564912, 1956140, 3912280, 7824560]

約数ペア:

[(1, 7824560), (2, 3912280), (4, 1956140), (5, 1564912), (8, 978070), (10, 782456), (16, 489035), (20, 391228), (40, 195614), (47, 166480), (80, 97807), (94, 83240), (188, 41620), (235, 33296), (376, 20810), (470, 16648), (752, 10405), (940, 8324), (1880, 4162), (2081, 3760)]