2116360

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 4806360

約数和(自身を除く): 2690000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 337, 628, 674, 785, 1256, 1348, 1570, 1685, 2696, 3140, 3370, 6280, 6740, 13480, 52909, 105818, 211636, 264545, 423272, 529090, 1058180, 2116360]

約数ペア:

[(1, 2116360), (2, 1058180), (4, 529090), (5, 423272), (8, 264545), (10, 211636), (20, 105818), (40, 52909), (157, 13480), (314, 6740), (337, 6280), (628, 3370), (674, 3140), (785, 2696), (1256, 1685), (1348, 1570)]