2006800

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:220

約数の個数: 60

約数和(自身を含む): 5016420

約数和(自身を除く): 3009620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 145, 173, 200, 232, 290, 346, 400, 464, 580, 692, 725, 865, 1160, 1384, 1450, 1730, 2320, 2768, 2900, 3460, 4325, 5017, 5800, 6920, 8650, 10034, 11600, 13840, 17300, 20068, 25085, 34600, 40136, 50170, 69200, 80272, 100340, 125425, 200680, 250850, 401360, 501700, 1003400, 2006800]

約数ペア:

[(1, 2006800), (2, 1003400), (4, 501700), (5, 401360), (8, 250850), (10, 200680), (16, 125425), (20, 100340), (25, 80272), (29, 69200), (40, 50170), (50, 40136), (58, 34600), (80, 25085), (100, 20068), (116, 17300), (145, 13840), (173, 11600), (200, 10034), (232, 8650), (290, 6920), (346, 5800), (400, 5017), (464, 4325), (580, 3460), (692, 2900), (725, 2768), (865, 2320), (1160, 1730), (1384, 1450)]