20975878000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{136207}}^1$

素因数の和:136248

約数の個数: 160

約数和(自身を含む): 63235381248

約数和(自身を除く): 42259503248

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 125, 140, 154, 175, 176, 200, 220, 250, 275, 280, 308, 350, 385, 400, 440, 500, 550, 560, 616, 700, 770, 875, 880, 1000, 1100, 1232, 1375, 1400, 1540, 1750, 1925, 2000, 2200, 2750, 2800, 3080, 3500, 3850, 4400, 5500, 6160, 7000, 7700, 9625, 11000, 14000, 15400, 19250, 22000, 30800, 38500, 77000, 136207, 154000, 272414, 544828, 681035, 953449, 1089656, 1362070, 1498277, 1906898, 2179312, 2724140, 2996554, 3405175, 3813796, 4767245, 5448280, 5993108, 6810350, 7491385, 7627592, 9534490, 10487939, 10896560, 11986216, 13620700, 14982770, 15255184, 17025875, 19068980, 20975878, 23836225, 23972432, 27241400, 29965540, 34051750, 37456925, 38137960, 41951756, 47672450, 52439695, 54482800, 59931080, 68103500, 74913850, 76275920, 83903512, 95344900, 104879390, 119181125, 119862160, 136207000, 149827700, 167807024, 187284625, 190689800, 209758780, 238362250, 262198475, 272414000, 299655400, 374569250, 381379600, 419517560, 476724500, 524396950, 599310800, 749138500, 839035120, 953449000, 1048793900, 1310992375, 1498277000, 1906898000, 2097587800, 2621984750, 2996554000, 4195175600, 5243969500, 10487939000, 20975878000]

約数ペア:

[(1, 20975878000), (2, 10487939000), (4, 5243969500), (5, 4195175600), (7, 2996554000), (8, 2621984750), (10, 2097587800), (11, 1906898000), (14, 1498277000), (16, 1310992375), (20, 1048793900), (22, 953449000), (25, 839035120), (28, 749138500), (35, 599310800), (40, 524396950), (44, 476724500), (50, 419517560), (55, 381379600), (56, 374569250), (70, 299655400), (77, 272414000), (80, 262198475), (88, 238362250), (100, 209758780), (110, 190689800), (112, 187284625), (125, 167807024), (140, 149827700), (154, 136207000), (175, 119862160), (176, 119181125), (200, 104879390), (220, 95344900), (250, 83903512), (275, 76275920), (280, 74913850), (308, 68103500), (350, 59931080), (385, 54482800), (400, 52439695), (440, 47672450), (500, 41951756), (550, 38137960), (560, 37456925), (616, 34051750), (700, 29965540), (770, 27241400), (875, 23972432), (880, 23836225), (1000, 20975878), (1100, 19068980), (1232, 17025875), (1375, 15255184), (1400, 14982770), (1540, 13620700), (1750, 11986216), (1925, 10896560), (2000, 10487939), (2200, 9534490), (2750, 7627592), (2800, 7491385), (3080, 6810350), (3500, 5993108), (3850, 5448280), (4400, 4767245), (5500, 3813796), (6160, 3405175), (7000, 2996554), (7700, 2724140), (9625, 2179312), (11000, 1906898), (14000, 1498277), (15400, 1362070), (19250, 1089656), (22000, 953449), (30800, 681035), (38500, 544828), (77000, 272414), (136207, 154000)]