27928020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2437}}^1$

素因数の和:2640

約数の個数: 48

約数和(自身を含む): 78640128

約数和(自身を除く): 50712108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 191, 382, 573, 764, 955, 1146, 1910, 2292, 2437, 2865, 3820, 4874, 5730, 7311, 9748, 11460, 12185, 14622, 24370, 29244, 36555, 48740, 73110, 146220, 465467, 930934, 1396401, 1861868, 2327335, 2792802, 4654670, 5585604, 6982005, 9309340, 13964010, 27928020]

約数ペア:

[(1, 27928020), (2, 13964010), (3, 9309340), (4, 6982005), (5, 5585604), (6, 4654670), (10, 2792802), (12, 2327335), (15, 1861868), (20, 1396401), (30, 930934), (60, 465467), (191, 146220), (382, 73110), (573, 48740), (764, 36555), (955, 29244), (1146, 24370), (1910, 14622), (2292, 12185), (2437, 11460), (2865, 9748), (3820, 7311), (4874, 5730)]