201783740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{2011}}^1$

素因数の和:2222

約数の個数: 48

約数和(自身を含む): 441110880

約数和(自身を除く): 239327140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 173, 290, 346, 580, 692, 865, 1730, 2011, 3460, 4022, 5017, 8044, 10034, 10055, 20068, 20110, 25085, 40220, 50170, 58319, 100340, 116638, 233276, 291595, 347903, 583190, 695806, 1166380, 1391612, 1739515, 3479030, 6958060, 10089187, 20178374, 40356748, 50445935, 100891870, 201783740]

約数ペア:

[(1, 201783740), (2, 100891870), (4, 50445935), (5, 40356748), (10, 20178374), (20, 10089187), (29, 6958060), (58, 3479030), (116, 1739515), (145, 1391612), (173, 1166380), (290, 695806), (346, 583190), (580, 347903), (692, 291595), (865, 233276), (1730, 116638), (2011, 100340), (3460, 58319), (4022, 50170), (5017, 40220), (8044, 25085), (10034, 20110), (10055, 20068)]