19382800

素因数分解:

$2^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1031}}^1$

素因数の和:1096

約数の個数: 60

約数和(自身を含む): 47604096

約数和(自身を除く): 28221296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 80, 94, 100, 188, 200, 235, 376, 400, 470, 752, 940, 1031, 1175, 1880, 2062, 2350, 3760, 4124, 4700, 5155, 8248, 9400, 10310, 16496, 18800, 20620, 25775, 41240, 48457, 51550, 82480, 96914, 103100, 193828, 206200, 242285, 387656, 412400, 484570, 775312, 969140, 1211425, 1938280, 2422850, 3876560, 4845700, 9691400, 19382800]

約数ペア:

[(1, 19382800), (2, 9691400), (4, 4845700), (5, 3876560), (8, 2422850), (10, 1938280), (16, 1211425), (20, 969140), (25, 775312), (40, 484570), (47, 412400), (50, 387656), (80, 242285), (94, 206200), (100, 193828), (188, 103100), (200, 96914), (235, 82480), (376, 51550), (400, 48457), (470, 41240), (752, 25775), (940, 20620), (1031, 18800), (1175, 16496), (1880, 10310), (2062, 9400), (2350, 8248), (3760, 5155), (4124, 4700)]