15540080

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4133}}^1$

素因数の和:4193

約数の個数: 40

約数和(自身を含む): 36908352

約数和(自身を除く): 21368272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 4133, 8266, 16532, 20665, 33064, 41330, 66128, 82660, 165320, 194251, 330640, 388502, 777004, 971255, 1554008, 1942510, 3108016, 3885020, 7770040, 15540080]

約数ペア:

[(1, 15540080), (2, 7770040), (4, 3885020), (5, 3108016), (8, 1942510), (10, 1554008), (16, 971255), (20, 777004), (40, 388502), (47, 330640), (80, 194251), (94, 165320), (188, 82660), (235, 66128), (376, 41330), (470, 33064), (752, 20665), (940, 16532), (1880, 8266), (3760, 4133)]