2813480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1901}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 6504840

約数和(自身を除く): 3691360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1901, 3802, 7604, 9505, 15208, 19010, 38020, 70337, 76040, 140674, 281348, 351685, 562696, 703370, 1406740, 2813480]

約数ペア:

[(1, 2813480), (2, 1406740), (4, 703370), (5, 562696), (8, 351685), (10, 281348), (20, 140674), (37, 76040), (40, 70337), (74, 38020), (148, 19010), (185, 15208), (296, 9505), (370, 7604), (740, 3802), (1480, 1901)]