20785913610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{818021}}^1$

素因数の和:818060

約数の個数: 96

約数和(自身を含む): 62667029376

約数和(自身を除く): 41881115766

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 121, 154, 165, 210, 231, 242, 330, 363, 385, 462, 605, 726, 770, 847, 1155, 1210, 1694, 1815, 2310, 2541, 3630, 4235, 5082, 8470, 12705, 25410, 818021, 1636042, 2454063, 4090105, 4908126, 5726147, 8180210, 8998231, 11452294, 12270315, 17178441, 17996462, 24540630, 26994693, 28630735, 34356882, 44991155, 53989386, 57261470, 62987617, 85892205, 89982310, 98980541, 125975234, 134973465, 171784410, 188962851, 197961082, 269946930, 296941623, 314938085, 377925702, 494902705, 593883246, 629876170, 692863787, 944814255, 989805410, 1385727574, 1484708115, 1889628510, 2078591361, 2969416230, 3464318935, 4157182722, 6928637870, 10392956805, 20785913610]

約数ペア:

[(1, 20785913610), (2, 10392956805), (3, 6928637870), (5, 4157182722), (6, 3464318935), (7, 2969416230), (10, 2078591361), (11, 1889628510), (14, 1484708115), (15, 1385727574), (21, 989805410), (22, 944814255), (30, 692863787), (33, 629876170), (35, 593883246), (42, 494902705), (55, 377925702), (66, 314938085), (70, 296941623), (77, 269946930), (105, 197961082), (110, 188962851), (121, 171784410), (154, 134973465), (165, 125975234), (210, 98980541), (231, 89982310), (242, 85892205), (330, 62987617), (363, 57261470), (385, 53989386), (462, 44991155), (605, 34356882), (726, 28630735), (770, 26994693), (847, 24540630), (1155, 17996462), (1210, 17178441), (1694, 12270315), (1815, 11452294), (2310, 8998231), (2541, 8180210), (3630, 5726147), (4235, 4908126), (5082, 4090105), (8470, 2454063), (12705, 1636042), (25410, 818021)]