857143612420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{8699}}^1\times {\mathrm{48779}}^1$

素因数の和:57588

約数の個数: 48

約数和(自身を含む): 1818069624000

約数和(自身を除く): 960926011580

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 8699, 17398, 34796, 43495, 48779, 86990, 97558, 173980, 195116, 243895, 487790, 878599, 975580, 1757198, 3514396, 4392995, 4926679, 8785990, 9853358, 17571980, 19706716, 24633395, 49266790, 98533580, 424328521, 848657042, 1697314084, 2121642605, 4243285210, 8486570420, 42857180621, 85714361242, 171428722484, 214285903105, 428571806210, 857143612420]

約数ペア:

[(1, 857143612420), (2, 428571806210), (4, 214285903105), (5, 171428722484), (10, 85714361242), (20, 42857180621), (101, 8486570420), (202, 4243285210), (404, 2121642605), (505, 1697314084), (1010, 848657042), (2020, 424328521), (8699, 98533580), (17398, 49266790), (34796, 24633395), (43495, 19706716), (48779, 17571980), (86990, 9853358), (97558, 8785990), (173980, 4926679), (195116, 4392995), (243895, 3514396), (487790, 1757198), (878599, 975580)]