12392800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{2213}}^1$

素因数の和:2240

約数の個数: 72

約数和(自身を含む): 34591536

約数和(自身を除く): 22198736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2213, 2800, 4426, 5600, 8852, 11065, 15491, 17704, 22130, 30982, 35408, 44260, 55325, 61964, 70816, 77455, 88520, 110650, 123928, 154910, 177040, 221300, 247856, 309820, 354080, 387275, 442600, 495712, 619640, 774550, 885200, 1239280, 1549100, 1770400, 2478560, 3098200, 6196400, 12392800]

約数ペア:

[(1, 12392800), (2, 6196400), (4, 3098200), (5, 2478560), (7, 1770400), (8, 1549100), (10, 1239280), (14, 885200), (16, 774550), (20, 619640), (25, 495712), (28, 442600), (32, 387275), (35, 354080), (40, 309820), (50, 247856), (56, 221300), (70, 177040), (80, 154910), (100, 123928), (112, 110650), (140, 88520), (160, 77455), (175, 70816), (200, 61964), (224, 55325), (280, 44260), (350, 35408), (400, 30982), (560, 22130), (700, 17704), (800, 15491), (1120, 11065), (1400, 8852), (2213, 5600), (2800, 4426)]