28544000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{223}}^1$

素因数の和:258

約数の個数: 88

約数和(自身を含む): 71530368

約数和(自身を除く): 42986368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 223, 250, 256, 320, 400, 446, 500, 512, 640, 800, 892, 1000, 1024, 1115, 1280, 1600, 1784, 2000, 2230, 2560, 3200, 3568, 4000, 4460, 5120, 5575, 6400, 7136, 8000, 8920, 11150, 12800, 14272, 16000, 17840, 22300, 25600, 27875, 28544, 32000, 35680, 44600, 55750, 57088, 64000, 71360, 89200, 111500, 114176, 128000, 142720, 178400, 223000, 228352, 285440, 356800, 446000, 570880, 713600, 892000, 1141760, 1427200, 1784000, 2854400, 3568000, 5708800, 7136000, 14272000, 28544000]

約数ペア:

[(1, 28544000), (2, 14272000), (4, 7136000), (5, 5708800), (8, 3568000), (10, 2854400), (16, 1784000), (20, 1427200), (25, 1141760), (32, 892000), (40, 713600), (50, 570880), (64, 446000), (80, 356800), (100, 285440), (125, 228352), (128, 223000), (160, 178400), (200, 142720), (223, 128000), (250, 114176), (256, 111500), (320, 89200), (400, 71360), (446, 64000), (500, 57088), (512, 55750), (640, 44600), (800, 35680), (892, 32000), (1000, 28544), (1024, 27875), (1115, 25600), (1280, 22300), (1600, 17840), (1784, 16000), (2000, 14272), (2230, 12800), (2560, 11150), (3200, 8920), (3568, 8000), (4000, 7136), (4460, 6400), (5120, 5575)]