1900860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2437}}^1$

素因数の和:2462

約数の個数: 48

約数和(自身を含む): 5734176

約数和(自身を除く): 3833316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2437, 4874, 7311, 9748, 12185, 14622, 24370, 29244, 31681, 36555, 48740, 63362, 73110, 95043, 126724, 146220, 158405, 190086, 316810, 380172, 475215, 633620, 950430, 1900860]

約数ペア:

[(1, 1900860), (2, 950430), (3, 633620), (4, 475215), (5, 380172), (6, 316810), (10, 190086), (12, 158405), (13, 146220), (15, 126724), (20, 95043), (26, 73110), (30, 63362), (39, 48740), (52, 36555), (60, 31681), (65, 29244), (78, 24370), (130, 14622), (156, 12185), (195, 9748), (260, 7311), (390, 4874), (780, 2437)]