1887078400

素因数分解:

$2^{11}\times 5^2\times {\mathrm{36857}}^1$

素因数の和:36889

約数の個数: 72

約数和(自身を含む): 4678938810

約数和(自身を除く): 2791860410

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 2048, 2560, 3200, 5120, 6400, 10240, 12800, 25600, 36857, 51200, 73714, 147428, 184285, 294856, 368570, 589712, 737140, 921425, 1179424, 1474280, 1842850, 2358848, 2948560, 3685700, 4717696, 5897120, 7371400, 9435392, 11794240, 14742800, 18870784, 23588480, 29485600, 37741568, 47176960, 58971200, 75483136, 94353920, 117942400, 188707840, 235884800, 377415680, 471769600, 943539200, 1887078400]

約数ペア:

[(1, 1887078400), (2, 943539200), (4, 471769600), (5, 377415680), (8, 235884800), (10, 188707840), (16, 117942400), (20, 94353920), (25, 75483136), (32, 58971200), (40, 47176960), (50, 37741568), (64, 29485600), (80, 23588480), (100, 18870784), (128, 14742800), (160, 11794240), (200, 9435392), (256, 7371400), (320, 5897120), (400, 4717696), (512, 3685700), (640, 2948560), (800, 2358848), (1024, 1842850), (1280, 1474280), (1600, 1179424), (2048, 921425), (2560, 737140), (3200, 589712), (5120, 368570), (6400, 294856), (10240, 184285), (12800, 147428), (25600, 73714), (36857, 51200)]