28595080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^2$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 66556620

約数和(自身を除く): 37961540

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 139, 148, 185, 278, 296, 370, 556, 695, 740, 1112, 1390, 1480, 2780, 5143, 5560, 10286, 19321, 20572, 25715, 38642, 41144, 51430, 77284, 96605, 102860, 154568, 193210, 205720, 386420, 714877, 772840, 1429754, 2859508, 3574385, 5719016, 7148770, 14297540, 28595080]

約数ペア:

[(1, 28595080), (2, 14297540), (4, 7148770), (5, 5719016), (8, 3574385), (10, 2859508), (20, 1429754), (37, 772840), (40, 714877), (74, 386420), (139, 205720), (148, 193210), (185, 154568), (278, 102860), (296, 96605), (370, 77284), (556, 51430), (695, 41144), (740, 38642), (1112, 25715), (1390, 20572), (1480, 19321), (2780, 10286), (5143, 5560)]