905158025660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2027}}^1\times {\mathrm{3189647}}^1$

素因数の和:3191690

約数の個数: 48

約数和(自身を含む): 2173451664384

約数和(自身を除く): 1268293638724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2027, 4054, 8108, 10135, 14189, 20270, 28378, 40540, 56756, 70945, 141890, 283780, 3189647, 6379294, 12758588, 15948235, 22327529, 31896470, 44655058, 63792940, 89310116, 111637645, 223275290, 446550580, 6465414469, 12930828938, 25861657876, 32327072345, 45257901283, 64654144690, 90515802566, 129308289380, 181031605132, 226289506415, 452579012830, 905158025660]

約数ペア:

[(1, 905158025660), (2, 452579012830), (4, 226289506415), (5, 181031605132), (7, 129308289380), (10, 90515802566), (14, 64654144690), (20, 45257901283), (28, 32327072345), (35, 25861657876), (70, 12930828938), (140, 6465414469), (2027, 446550580), (4054, 223275290), (8108, 111637645), (10135, 89310116), (14189, 63792940), (20270, 44655058), (28378, 31896470), (40540, 22327529), (56756, 15948235), (70945, 12758588), (141890, 6379294), (283780, 3189647)]