1231400

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 2946240

約数和(自身を除く): 1714840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 131, 188, 200, 235, 262, 376, 470, 524, 655, 940, 1048, 1175, 1310, 1880, 2350, 2620, 3275, 4700, 5240, 6157, 6550, 9400, 12314, 13100, 24628, 26200, 30785, 49256, 61570, 123140, 153925, 246280, 307850, 615700, 1231400]

約数ペア:

[(1, 1231400), (2, 615700), (4, 307850), (5, 246280), (8, 153925), (10, 123140), (20, 61570), (25, 49256), (40, 30785), (47, 26200), (50, 24628), (94, 13100), (100, 12314), (131, 9400), (188, 6550), (200, 6157), (235, 5240), (262, 4700), (376, 3275), (470, 2620), (524, 2350), (655, 1880), (940, 1310), (1048, 1175)]