20165246560

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{719}}^1\times {\mathrm{2971}}^1$

素因数の和:3764

約数の個数: 96

約数和(自身を含む): 48531571200

約数和(自身を除く): 28366324640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 472, 590, 719, 944, 1180, 1438, 1888, 2360, 2876, 2971, 3595, 4720, 5752, 5942, 7190, 9440, 11504, 11884, 14380, 14855, 23008, 23768, 28760, 29710, 42421, 47536, 57520, 59420, 84842, 95072, 115040, 118840, 169684, 175289, 212105, 237680, 339368, 350578, 424210, 475360, 678736, 701156, 848420, 876445, 1357472, 1402312, 1696840, 1752890, 2136149, 2804624, 3393680, 3505780, 4272298, 5609248, 6787360, 7011560, 8544596, 10680745, 14023120, 17089192, 21361490, 28046240, 34178384, 42722980, 68356768, 85445960, 126032791, 170891920, 252065582, 341783840, 504131164, 630163955, 1008262328, 1260327910, 2016524656, 2520655820, 4033049312, 5041311640, 10082623280, 20165246560]

約数ペア:

[(1, 20165246560), (2, 10082623280), (4, 5041311640), (5, 4033049312), (8, 2520655820), (10, 2016524656), (16, 1260327910), (20, 1008262328), (32, 630163955), (40, 504131164), (59, 341783840), (80, 252065582), (118, 170891920), (160, 126032791), (236, 85445960), (295, 68356768), (472, 42722980), (590, 34178384), (719, 28046240), (944, 21361490), (1180, 17089192), (1438, 14023120), (1888, 10680745), (2360, 8544596), (2876, 7011560), (2971, 6787360), (3595, 5609248), (4720, 4272298), (5752, 3505780), (5942, 3393680), (7190, 2804624), (9440, 2136149), (11504, 1752890), (11884, 1696840), (14380, 1402312), (14855, 1357472), (23008, 876445), (23768, 848420), (28760, 701156), (29710, 678736), (42421, 475360), (47536, 424210), (57520, 350578), (59420, 339368), (84842, 237680), (95072, 212105), (115040, 175289), (118840, 169684)]