20101420185

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{2803}}^1$

素因数の和:3723

約数の個数: 96

約数和(自身を含む): 40875052032

約数和(自身を除く): 20773631847

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 887, 1155, 1617, 2661, 2695, 2803, 4435, 6209, 8085, 8409, 9757, 13305, 14015, 18627, 19621, 29271, 30833, 31045, 42045, 43463, 48785, 58863, 68299, 92499, 93135, 98105, 130389, 137347, 146355, 154165, 204897, 215831, 217315, 294315, 341495, 412041, 462495, 478093, 647493, 651945, 686735, 1024485, 1079155, 1434279, 1510817, 2060205, 2390465, 2486261, 3237465, 4532451, 7171395, 7458783, 7554085, 12431305, 17403827, 22662255, 27348871, 37293915, 52211481, 82046613, 87019135, 121826789, 136744355, 191442097, 261057405, 365480367, 410233065, 574326291, 609133945, 957210485, 1340094679, 1827401835, 2871631455, 4020284037, 6700473395, 20101420185]

約数ペア:

[(1, 20101420185), (3, 6700473395), (5, 4020284037), (7, 2871631455), (11, 1827401835), (15, 1340094679), (21, 957210485), (33, 609133945), (35, 574326291), (49, 410233065), (55, 365480367), (77, 261057405), (105, 191442097), (147, 136744355), (165, 121826789), (231, 87019135), (245, 82046613), (385, 52211481), (539, 37293915), (735, 27348871), (887, 22662255), (1155, 17403827), (1617, 12431305), (2661, 7554085), (2695, 7458783), (2803, 7171395), (4435, 4532451), (6209, 3237465), (8085, 2486261), (8409, 2390465), (9757, 2060205), (13305, 1510817), (14015, 1434279), (18627, 1079155), (19621, 1024485), (29271, 686735), (30833, 651945), (31045, 647493), (42045, 478093), (43463, 462495), (48785, 412041), (58863, 341495), (68299, 294315), (92499, 217315), (93135, 215831), (98105, 204897), (130389, 154165), (137347, 146355)]