20139023600

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^2\times {\mathrm{5351}}^1$

素因数の和:5563

約数の個数: 90

約数和(自身を含む): 48897086904

約数和(自身を除く): 28758063304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 388, 400, 485, 776, 970, 1552, 1940, 2425, 3880, 4850, 5351, 7760, 9409, 9700, 10702, 18818, 19400, 21404, 26755, 37636, 38800, 42808, 47045, 53510, 75272, 85616, 94090, 107020, 133775, 150544, 188180, 214040, 235225, 267550, 376360, 428080, 470450, 519047, 535100, 752720, 940900, 1038094, 1070200, 1881800, 2076188, 2140400, 2595235, 3763600, 4152376, 5190470, 8304752, 10380940, 12976175, 20761880, 25952350, 41523760, 50347559, 51904700, 100695118, 103809400, 201390236, 207618800, 251737795, 402780472, 503475590, 805560944, 1006951180, 1258688975, 2013902360, 2517377950, 4027804720, 5034755900, 10069511800, 20139023600]

約数ペア:

[(1, 20139023600), (2, 10069511800), (4, 5034755900), (5, 4027804720), (8, 2517377950), (10, 2013902360), (16, 1258688975), (20, 1006951180), (25, 805560944), (40, 503475590), (50, 402780472), (80, 251737795), (97, 207618800), (100, 201390236), (194, 103809400), (200, 100695118), (388, 51904700), (400, 50347559), (485, 41523760), (776, 25952350), (970, 20761880), (1552, 12976175), (1940, 10380940), (2425, 8304752), (3880, 5190470), (4850, 4152376), (5351, 3763600), (7760, 2595235), (9409, 2140400), (9700, 2076188), (10702, 1881800), (18818, 1070200), (19400, 1038094), (21404, 940900), (26755, 752720), (37636, 535100), (38800, 519047), (42808, 470450), (47045, 428080), (53510, 376360), (75272, 267550), (85616, 235225), (94090, 214040), (107020, 188180), (133775, 150544)]