20802783190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{479}}^1\times {\mathrm{1637}}^1$

素因数の和:2509

約数の個数: 64

約数和(自身を含む): 43023052800

約数和(自身を除く): 22220269610

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 379, 479, 758, 958, 1637, 1895, 2395, 2653, 3274, 3353, 3790, 4790, 5306, 6706, 8185, 11459, 13265, 16370, 16765, 22918, 26530, 33530, 57295, 114590, 181541, 363082, 620423, 784123, 907705, 1240846, 1270787, 1568246, 1815410, 2541574, 3102115, 3920615, 4342961, 5488861, 6204230, 6353935, 7841230, 8685922, 10977722, 12707870, 21714805, 27444305, 43429610, 54888610, 297182617, 594365234, 1485913085, 2080278319, 2971826170, 4160556638, 10401391595, 20802783190]

約数ペア:

[(1, 20802783190), (2, 10401391595), (5, 4160556638), (7, 2971826170), (10, 2080278319), (14, 1485913085), (35, 594365234), (70, 297182617), (379, 54888610), (479, 43429610), (758, 27444305), (958, 21714805), (1637, 12707870), (1895, 10977722), (2395, 8685922), (2653, 7841230), (3274, 6353935), (3353, 6204230), (3790, 5488861), (4790, 4342961), (5306, 3920615), (6706, 3102115), (8185, 2541574), (11459, 1815410), (13265, 1568246), (16370, 1270787), (16765, 1240846), (22918, 907705), (26530, 784123), (33530, 620423), (57295, 363082), (114590, 181541)]