1871354810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{202747}}^1$

素因数の和:202838

約数の個数: 32

約数和(自身を含む): 3678659712

約数和(自身を除く): 1807304902

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 202747, 405494, 1013735, 2027470, 2635711, 5271422, 13178555, 14395037, 26357110, 28790074, 71975185, 143950370, 187135481, 374270962, 935677405, 1871354810]

約数ペア:

[(1, 1871354810), (2, 935677405), (5, 374270962), (10, 187135481), (13, 143950370), (26, 71975185), (65, 28790074), (71, 26357110), (130, 14395037), (142, 13178555), (355, 5271422), (710, 2635711), (923, 2027470), (1846, 1013735), (4615, 405494), (9230, 202747)]