20144297840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8682887}}^1$

素因数の和:8682929

約数の個数: 40

約数和(自身を含む): 48450515040

約数和(自身を除く): 28306217200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 8682887, 17365774, 34731548, 43414435, 69463096, 86828870, 138926192, 173657740, 251803723, 347315480, 503607446, 694630960, 1007214892, 1259018615, 2014429784, 2518037230, 4028859568, 5036074460, 10072148920, 20144297840]

約数ペア:

[(1, 20144297840), (2, 10072148920), (4, 5036074460), (5, 4028859568), (8, 2518037230), (10, 2014429784), (16, 1259018615), (20, 1007214892), (29, 694630960), (40, 503607446), (58, 347315480), (80, 251803723), (116, 173657740), (145, 138926192), (232, 86828870), (290, 69463096), (464, 43414435), (580, 34731548), (1160, 17365774), (2320, 8682887)]