2113895560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1\times {\mathrm{401}}^1$

素因数の和:767

約数の個数: 128

約数和(自身を含む): 5550301440

約数和(自身を除く): 3436405880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 281, 335, 401, 469, 536, 562, 670, 802, 938, 1124, 1340, 1405, 1604, 1876, 1967, 2005, 2248, 2345, 2680, 2807, 2810, 3208, 3752, 3934, 4010, 4690, 5614, 5620, 7868, 8020, 9380, 9835, 11228, 11240, 14035, 15736, 16040, 18760, 18827, 19670, 22456, 26867, 28070, 37654, 39340, 53734, 56140, 75308, 78680, 94135, 107468, 112280, 112681, 131789, 134335, 150616, 188069, 188270, 214936, 225362, 263578, 268670, 376138, 376540, 450724, 527156, 537340, 563405, 658945, 752276, 753080, 788767, 901448, 940345, 1054312, 1074680, 1126810, 1317890, 1504552, 1577534, 1880690, 2253620, 2635780, 3155068, 3761380, 3943835, 4507240, 5271560, 6310136, 7522760, 7549627, 7887670, 15099254, 15775340, 30198508, 31550680, 37748135, 52847389, 60397016, 75496270, 105694778, 150992540, 211389556, 264236945, 301985080, 422779112, 528473890, 1056947780, 2113895560]

約数ペア:

[(1, 2113895560), (2, 1056947780), (4, 528473890), (5, 422779112), (7, 301985080), (8, 264236945), (10, 211389556), (14, 150992540), (20, 105694778), (28, 75496270), (35, 60397016), (40, 52847389), (56, 37748135), (67, 31550680), (70, 30198508), (134, 15775340), (140, 15099254), (268, 7887670), (280, 7549627), (281, 7522760), (335, 6310136), (401, 5271560), (469, 4507240), (536, 3943835), (562, 3761380), (670, 3155068), (802, 2635780), (938, 2253620), (1124, 1880690), (1340, 1577534), (1405, 1504552), (1604, 1317890), (1876, 1126810), (1967, 1074680), (2005, 1054312), (2248, 940345), (2345, 901448), (2680, 788767), (2807, 753080), (2810, 752276), (3208, 658945), (3752, 563405), (3934, 537340), (4010, 527156), (4690, 450724), (5614, 376540), (5620, 376138), (7868, 268670), (8020, 263578), (9380, 225362), (9835, 214936), (11228, 188270), (11240, 188069), (14035, 150616), (15736, 134335), (16040, 131789), (18760, 112681), (18827, 112280), (19670, 107468), (22456, 94135), (26867, 78680), (28070, 75308), (37654, 56140), (39340, 53734)]