20576280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{171469}}^1$

素因数の和:171483

約数の個数: 32

約数和(自身を含む): 61729200

約数和(自身を除く): 41152920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 171469, 342938, 514407, 685876, 857345, 1028814, 1371752, 1714690, 2057628, 2572035, 3429380, 4115256, 5144070, 6858760, 10288140, 20576280]

約数ペア:

[(1, 20576280), (2, 10288140), (3, 6858760), (4, 5144070), (5, 4115256), (6, 3429380), (8, 2572035), (10, 2057628), (12, 1714690), (15, 1371752), (20, 1028814), (24, 857345), (30, 685876), (40, 514407), (60, 342938), (120, 171469)]