830441320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{561109}}^1$

素因数の和:561157

約数の個数: 32

約数和(自身を含む): 1918996200

約数和(自身を除く): 1088554880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 561109, 1122218, 2244436, 2805545, 4488872, 5611090, 11222180, 20761033, 22444360, 41522066, 83044132, 103805165, 166088264, 207610330, 415220660, 830441320]

約数ペア:

[(1, 830441320), (2, 415220660), (4, 207610330), (5, 166088264), (8, 103805165), (10, 83044132), (20, 41522066), (37, 22444360), (40, 20761033), (74, 11222180), (148, 5611090), (185, 4488872), (296, 2805545), (370, 2244436), (740, 1122218), (1480, 561109)]