28273620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6637}}^1$

素因数の和:6720

約数の個数: 48

約数和(自身を含む): 80293248

約数和(自身を除く): 52019628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 6637, 13274, 19911, 26548, 33185, 39822, 66370, 79644, 99555, 132740, 199110, 398220, 471227, 942454, 1413681, 1884908, 2356135, 2827362, 4712270, 5654724, 7068405, 9424540, 14136810, 28273620]

約数ペア:

[(1, 28273620), (2, 14136810), (3, 9424540), (4, 7068405), (5, 5654724), (6, 4712270), (10, 2827362), (12, 2356135), (15, 1884908), (20, 1413681), (30, 942454), (60, 471227), (71, 398220), (142, 199110), (213, 132740), (284, 99555), (355, 79644), (426, 66370), (710, 39822), (852, 33185), (1065, 26548), (1420, 19911), (2130, 13274), (4260, 6637)]