20124737600

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{2729}}^1$

素因数の和:3181

約数の個数: 168

約数和(自身を含む): 54169970400

約数和(自身を除く): 34045232800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 160, 176, 200, 220, 275, 320, 352, 400, 419, 440, 550, 704, 800, 838, 880, 1100, 1600, 1676, 1760, 2095, 2200, 2729, 3352, 3520, 4190, 4400, 4609, 5458, 6704, 8380, 8800, 9218, 10475, 10916, 13408, 13645, 16760, 17600, 18436, 20950, 21832, 23045, 26816, 27290, 30019, 33520, 36872, 41900, 43664, 46090, 54580, 60038, 67040, 68225, 73744, 83800, 87328, 92180, 109160, 115225, 120076, 134080, 136450, 147488, 150095, 167600, 174656, 184360, 218320, 230450, 240152, 272900, 294976, 300190, 335200, 368720, 436640, 460900, 480304, 545800, 600380, 670400, 737440, 750475, 873280, 921800, 960608, 1091600, 1143451, 1200760, 1474880, 1500950, 1843600, 1921216, 2183200, 2286902, 2401520, 3001900, 3687200, 4366400, 4573804, 4803040, 5717255, 6003800, 7374400, 9147608, 9606080, 11434510, 12007600, 12577961, 18295216, 22869020, 24015200, 25155922, 28586275, 36590432, 45738040, 48030400, 50311844, 57172550, 62889805, 73180864, 91476080, 100623688, 114345100, 125779610, 182952160, 201247376, 228690200, 251559220, 314449025, 365904320, 402494752, 457380400, 503118440, 628898050, 804989504, 914760800, 1006236880, 1257796100, 1829521600, 2012473760, 2515592200, 4024947520, 5031184400, 10062368800, 20124737600]

約数ペア:

[(1, 20124737600), (2, 10062368800), (4, 5031184400), (5, 4024947520), (8, 2515592200), (10, 2012473760), (11, 1829521600), (16, 1257796100), (20, 1006236880), (22, 914760800), (25, 804989504), (32, 628898050), (40, 503118440), (44, 457380400), (50, 402494752), (55, 365904320), (64, 314449025), (80, 251559220), (88, 228690200), (100, 201247376), (110, 182952160), (160, 125779610), (176, 114345100), (200, 100623688), (220, 91476080), (275, 73180864), (320, 62889805), (352, 57172550), (400, 50311844), (419, 48030400), (440, 45738040), (550, 36590432), (704, 28586275), (800, 25155922), (838, 24015200), (880, 22869020), (1100, 18295216), (1600, 12577961), (1676, 12007600), (1760, 11434510), (2095, 9606080), (2200, 9147608), (2729, 7374400), (3352, 6003800), (3520, 5717255), (4190, 4803040), (4400, 4573804), (4609, 4366400), (5458, 3687200), (6704, 3001900), (8380, 2401520), (8800, 2286902), (9218, 2183200), (10475, 1921216), (10916, 1843600), (13408, 1500950), (13645, 1474880), (16760, 1200760), (17600, 1143451), (18436, 1091600), (20950, 960608), (21832, 921800), (23045, 873280), (26816, 750475), (27290, 737440), (30019, 670400), (33520, 600380), (36872, 545800), (41900, 480304), (43664, 460900), (46090, 436640), (54580, 368720), (60038, 335200), (67040, 300190), (68225, 294976), (73744, 272900), (83800, 240152), (87328, 230450), (92180, 218320), (109160, 184360), (115225, 174656), (120076, 167600), (134080, 150095), (136450, 147488)]