20101688740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2917}}^1\times {\mathrm{49223}}^1$

素因数の和:52156

約数の個数: 48

約数和(自身を含む): 48261572352

約数和(自身を除く): 28159883612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2917, 5834, 11668, 14585, 20419, 29170, 40838, 49223, 58340, 81676, 98446, 102095, 196892, 204190, 246115, 344561, 408380, 492230, 689122, 984460, 1378244, 1722805, 3445610, 6891220, 143583491, 287166982, 574333964, 717917455, 1005084437, 1435834910, 2010168874, 2871669820, 4020337748, 5025422185, 10050844370, 20101688740]

約数ペア:

[(1, 20101688740), (2, 10050844370), (4, 5025422185), (5, 4020337748), (7, 2871669820), (10, 2010168874), (14, 1435834910), (20, 1005084437), (28, 717917455), (35, 574333964), (70, 287166982), (140, 143583491), (2917, 6891220), (5834, 3445610), (11668, 1722805), (14585, 1378244), (20419, 984460), (29170, 689122), (40838, 492230), (49223, 408380), (58340, 344561), (81676, 246115), (98446, 204190), (102095, 196892)]