8326886740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{49103}}^1$

素因数の和:49312

約数の個数: 48

約数和(自身を含む): 17901354240

約数和(自身を除く): 9574467500

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 139, 244, 278, 305, 556, 610, 695, 1220, 1390, 2780, 8479, 16958, 33916, 42395, 49103, 84790, 98206, 169580, 196412, 245515, 491030, 982060, 2995283, 5990566, 6825317, 11981132, 13650634, 14976415, 27301268, 29952830, 34126585, 59905660, 68253170, 136506340, 416344337, 832688674, 1665377348, 2081721685, 4163443370, 8326886740]

約数ペア:

[(1, 8326886740), (2, 4163443370), (4, 2081721685), (5, 1665377348), (10, 832688674), (20, 416344337), (61, 136506340), (122, 68253170), (139, 59905660), (244, 34126585), (278, 29952830), (305, 27301268), (556, 14976415), (610, 13650634), (695, 11981132), (1220, 6825317), (1390, 5990566), (2780, 2995283), (8479, 982060), (16958, 491030), (33916, 245515), (42395, 196412), (49103, 169580), (84790, 98206)]