8390960

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1979}}^1$

素因数の和:2045

約数の個数: 40

約数和(自身を含む): 19887120

約数和(自身を除く): 11496160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 1979, 2120, 3958, 4240, 7916, 9895, 15832, 19790, 31664, 39580, 79160, 104887, 158320, 209774, 419548, 524435, 839096, 1048870, 1678192, 2097740, 4195480, 8390960]

約数ペア:

[(1, 8390960), (2, 4195480), (4, 2097740), (5, 1678192), (8, 1048870), (10, 839096), (16, 524435), (20, 419548), (40, 209774), (53, 158320), (80, 104887), (106, 79160), (212, 39580), (265, 31664), (424, 19790), (530, 15832), (848, 9895), (1060, 7916), (1979, 4240), (2120, 3958)]