915107920

素因数分解:

$2^4\times 5^1\times {\mathrm{11438849}}^1$

素因数の和:11438862

約数の個数: 20

約数和(自身を含む): 2127626100

約数和(自身を除く): 1212518180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 11438849, 22877698, 45755396, 57194245, 91510792, 114388490, 183021584, 228776980, 457553960, 915107920]

約数ペア:

[(1, 915107920), (2, 457553960), (4, 228776980), (5, 183021584), (8, 114388490), (10, 91510792), (16, 57194245), (20, 45755396), (40, 22877698), (80, 11438849)]