20159622020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6637}}^1\times {\mathrm{5237}}^1$

素因数の和:11912

約数の個数: 48

約数和(自身を含む): 43810003440

約数和(自身を除く): 23650381420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 5237, 6637, 10474, 13274, 20948, 26185, 26548, 33185, 52370, 66370, 104740, 132740, 151873, 192473, 303746, 384946, 607492, 759365, 769892, 962365, 1518730, 1924730, 3037460, 3849460, 34757969, 69515938, 139031876, 173789845, 347579690, 695159380, 1007981101, 2015962202, 4031924404, 5039905505, 10079811010, 20159622020]

約数ペア:

[(1, 20159622020), (2, 10079811010), (4, 5039905505), (5, 4031924404), (10, 2015962202), (20, 1007981101), (29, 695159380), (58, 347579690), (116, 173789845), (145, 139031876), (290, 69515938), (580, 34757969), (5237, 3849460), (6637, 3037460), (10474, 1924730), (13274, 1518730), (20948, 962365), (26185, 769892), (26548, 759365), (33185, 607492), (52370, 384946), (66370, 303746), (104740, 192473), (132740, 151873)]