38948560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:620

約数の個数: 80

約数和(自身を含む): 104386176

約数和(自身を除く): 65437616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 443, 560, 628, 785, 886, 1099, 1256, 1570, 1772, 2198, 2215, 2512, 3101, 3140, 3544, 4396, 4430, 5495, 6202, 6280, 7088, 8792, 8860, 10990, 12404, 12560, 15505, 17584, 17720, 21980, 24808, 31010, 35440, 43960, 49616, 62020, 69551, 87920, 124040, 139102, 248080, 278204, 347755, 486857, 556408, 695510, 973714, 1112816, 1391020, 1947428, 2434285, 2782040, 3894856, 4868570, 5564080, 7789712, 9737140, 19474280, 38948560]

約数ペア:

[(1, 38948560), (2, 19474280), (4, 9737140), (5, 7789712), (7, 5564080), (8, 4868570), (10, 3894856), (14, 2782040), (16, 2434285), (20, 1947428), (28, 1391020), (35, 1112816), (40, 973714), (56, 695510), (70, 556408), (80, 486857), (112, 347755), (140, 278204), (157, 248080), (280, 139102), (314, 124040), (443, 87920), (560, 69551), (628, 62020), (785, 49616), (886, 43960), (1099, 35440), (1256, 31010), (1570, 24808), (1772, 21980), (2198, 17720), (2215, 17584), (2512, 15505), (3101, 12560), (3140, 12404), (3544, 10990), (4396, 8860), (4430, 8792), (5495, 7088), (6202, 6280)]