15141520

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4027}}^1$

素因数の和:4087

約数の個数: 40

約数和(自身を含む): 35961984

約数和(自身を除く): 20820464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 4027, 8054, 16108, 20135, 32216, 40270, 64432, 80540, 161080, 189269, 322160, 378538, 757076, 946345, 1514152, 1892690, 3028304, 3785380, 7570760, 15141520]

約数ペア:

[(1, 15141520), (2, 7570760), (4, 3785380), (5, 3028304), (8, 1892690), (10, 1514152), (16, 946345), (20, 757076), (40, 378538), (47, 322160), (80, 189269), (94, 161080), (188, 80540), (235, 64432), (376, 40270), (470, 32216), (752, 20135), (940, 16108), (1880, 8054), (3760, 4027)]