20068000

素因数分解:

$2^5\times 5^3\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 51302160

約数和(自身を除く): 31234160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 80, 100, 116, 125, 145, 160, 173, 200, 232, 250, 290, 346, 400, 464, 500, 580, 692, 725, 800, 865, 928, 1000, 1160, 1384, 1450, 1730, 2000, 2320, 2768, 2900, 3460, 3625, 4000, 4325, 4640, 5017, 5536, 5800, 6920, 7250, 8650, 10034, 11600, 13840, 14500, 17300, 20068, 21625, 23200, 25085, 27680, 29000, 34600, 40136, 43250, 50170, 58000, 69200, 80272, 86500, 100340, 116000, 125425, 138400, 160544, 173000, 200680, 250850, 346000, 401360, 501700, 627125, 692000, 802720, 1003400, 1254250, 2006800, 2508500, 4013600, 5017000, 10034000, 20068000]

約数ペア:

[(1, 20068000), (2, 10034000), (4, 5017000), (5, 4013600), (8, 2508500), (10, 2006800), (16, 1254250), (20, 1003400), (25, 802720), (29, 692000), (32, 627125), (40, 501700), (50, 401360), (58, 346000), (80, 250850), (100, 200680), (116, 173000), (125, 160544), (145, 138400), (160, 125425), (173, 116000), (200, 100340), (232, 86500), (250, 80272), (290, 69200), (346, 58000), (400, 50170), (464, 43250), (500, 40136), (580, 34600), (692, 29000), (725, 27680), (800, 25085), (865, 23200), (928, 21625), (1000, 20068), (1160, 17300), (1384, 14500), (1450, 13840), (1730, 11600), (2000, 10034), (2320, 8650), (2768, 7250), (2900, 6920), (3460, 5800), (3625, 5536), (4000, 5017), (4325, 4640)]