20166162100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{993407}}^1$

素因数の和:993457

約数の個数: 72

約数和(自身を含む): 51736688640

約数和(自身を除く): 31570526540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 700, 725, 812, 1015, 1450, 2030, 2900, 4060, 5075, 10150, 20300, 993407, 1986814, 3973628, 4967035, 6953849, 9934070, 13907698, 19868140, 24835175, 27815396, 28808803, 34769245, 49670350, 57617606, 69538490, 99340700, 115235212, 139076980, 144044015, 173846225, 201661621, 288088030, 347692450, 403323242, 576176060, 695384900, 720220075, 806646484, 1008308105, 1440440150, 2016616210, 2880880300, 4033232420, 5041540525, 10083081050, 20166162100]

約数ペア:

[(1, 20166162100), (2, 10083081050), (4, 5041540525), (5, 4033232420), (7, 2880880300), (10, 2016616210), (14, 1440440150), (20, 1008308105), (25, 806646484), (28, 720220075), (29, 695384900), (35, 576176060), (50, 403323242), (58, 347692450), (70, 288088030), (100, 201661621), (116, 173846225), (140, 144044015), (145, 139076980), (175, 115235212), (203, 99340700), (290, 69538490), (350, 57617606), (406, 49670350), (580, 34769245), (700, 28808803), (725, 27815396), (812, 24835175), (1015, 19868140), (1450, 13907698), (2030, 9934070), (2900, 6953849), (4060, 4967035), (5075, 3973628), (10150, 1986814), (20300, 993407)]