1880457590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{811}}^1$

素因数の和:1133

約数の個数: 64

約数和(自身を含む): 3750582528

約数和(自身を除く): 1870124938

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 197, 214, 394, 535, 811, 985, 1070, 1177, 1622, 1970, 2167, 2354, 4055, 4334, 5885, 8110, 8921, 10835, 11770, 17842, 21079, 21670, 42158, 44605, 86777, 89210, 105395, 159767, 173554, 210790, 231869, 319534, 433885, 463738, 798835, 867770, 954547, 1159345, 1597670, 1757437, 1909094, 2318690, 3514874, 4772735, 8787185, 9545470, 17095069, 17574370, 34190138, 85475345, 170950690, 188045759, 376091518, 940228795, 1880457590]

約数ペア:

[(1, 1880457590), (2, 940228795), (5, 376091518), (10, 188045759), (11, 170950690), (22, 85475345), (55, 34190138), (107, 17574370), (110, 17095069), (197, 9545470), (214, 8787185), (394, 4772735), (535, 3514874), (811, 2318690), (985, 1909094), (1070, 1757437), (1177, 1597670), (1622, 1159345), (1970, 954547), (2167, 867770), (2354, 798835), (4055, 463738), (4334, 433885), (5885, 319534), (8110, 231869), (8921, 210790), (10835, 173554), (11770, 159767), (17842, 105395), (21079, 89210), (21670, 86777), (42158, 44605)]