2008248864790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{10099}}^1\times {\mathrm{405829}}^1$

素因数の和:415949

約数の個数: 48

約数和(自身を含む): 4205453958000

約数和(自身を除く): 2197205093210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 10099, 20198, 50495, 70693, 100990, 141386, 353465, 405829, 494851, 706930, 811658, 989702, 2029145, 2474255, 2840803, 4058290, 4948510, 5681606, 14204015, 19885621, 28408030, 39771242, 99428105, 198856210, 4098467071, 8196934142, 20492335355, 28689269497, 40984670710, 57378538994, 143446347485, 200824886479, 286892694970, 401649772958, 1004124432395, 2008248864790]

約数ペア:

[(1, 2008248864790), (2, 1004124432395), (5, 401649772958), (7, 286892694970), (10, 200824886479), (14, 143446347485), (35, 57378538994), (49, 40984670710), (70, 28689269497), (98, 20492335355), (245, 8196934142), (490, 4098467071), (10099, 198856210), (20198, 99428105), (50495, 39771242), (70693, 28408030), (100990, 19885621), (141386, 14204015), (353465, 5681606), (405829, 4948510), (494851, 4058290), (706930, 2840803), (811658, 2474255), (989702, 2029145)]