19442960

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5171}}^1$

素因数の和:5231

約数の個数: 40

約数和(自身を含む): 46175616

約数和(自身を除く): 26732656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 5171, 10342, 20684, 25855, 41368, 51710, 82736, 103420, 206840, 243037, 413680, 486074, 972148, 1215185, 1944296, 2430370, 3888592, 4860740, 9721480, 19442960]

約数ペア:

[(1, 19442960), (2, 9721480), (4, 4860740), (5, 3888592), (8, 2430370), (10, 1944296), (16, 1215185), (20, 972148), (40, 486074), (47, 413680), (80, 243037), (94, 206840), (188, 103420), (235, 82736), (376, 51710), (470, 41368), (752, 25855), (940, 20684), (1880, 10342), (3760, 5171)]