6447089380

素因数分解:

$2^2\times 5^1\times {\mathrm{17789}}^1\times {\mathrm{18121}}^1$

素因数の和:35919

約数の個数: 24

約数和(自身を含む): 13540395960

約数和(自身を除く): 7093306580

約数列:

[1, 2, 4, 5, 10, 20, 17789, 18121, 35578, 36242, 71156, 72484, 88945, 90605, 177890, 181210, 355780, 362420, 322354469, 644708938, 1289417876, 1611772345, 3223544690, 6447089380]

約数ペア:

[(1, 6447089380), (2, 3223544690), (4, 1611772345), (5, 1289417876), (10, 644708938), (20, 322354469), (17789, 362420), (18121, 355780), (35578, 181210), (36242, 177890), (71156, 90605), (72484, 88945)]