2004754750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20509}}^1$

素因数の和:20566

約数の個数: 64

約数和(自身を含む): 4146629760

約数和(自身を除く): 2141875010

約数列:

[1, 2, 5, 10, 17, 23, 25, 34, 46, 50, 85, 115, 125, 170, 230, 250, 391, 425, 575, 782, 850, 1150, 1955, 2125, 2875, 3910, 4250, 5750, 9775, 19550, 20509, 41018, 48875, 97750, 102545, 205090, 348653, 471707, 512725, 697306, 943414, 1025450, 1743265, 2358535, 2563625, 3486530, 4717070, 5127250, 8019019, 8716325, 11792675, 16038038, 17432650, 23585350, 40095095, 43581625, 58963375, 80190190, 87163250, 117926750, 200475475, 400950950, 1002377375, 2004754750]

約数ペア:

[(1, 2004754750), (2, 1002377375), (5, 400950950), (10, 200475475), (17, 117926750), (23, 87163250), (25, 80190190), (34, 58963375), (46, 43581625), (50, 40095095), (85, 23585350), (115, 17432650), (125, 16038038), (170, 11792675), (230, 8716325), (250, 8019019), (391, 5127250), (425, 4717070), (575, 3486530), (782, 2563625), (850, 2358535), (1150, 1743265), (1955, 1025450), (2125, 943414), (2875, 697306), (3910, 512725), (4250, 471707), (5750, 348653), (9775, 205090), (19550, 102545), (20509, 97750), (41018, 48875)]