26759920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:718

約数の個数: 80

約数和(自身を含む): 69424128

約数和(自身を除く): 42664208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 647, 752, 880, 940, 1034, 1294, 1880, 2068, 2585, 2588, 3235, 3760, 4136, 5170, 5176, 6470, 7117, 8272, 10340, 10352, 12940, 14234, 20680, 25880, 28468, 30409, 35585, 41360, 51760, 56936, 60818, 71170, 113872, 121636, 142340, 152045, 243272, 284680, 304090, 334499, 486544, 569360, 608180, 668998, 1216360, 1337996, 1672495, 2432720, 2675992, 3344990, 5351984, 6689980, 13379960, 26759920]

約数ペア:

[(1, 26759920), (2, 13379960), (4, 6689980), (5, 5351984), (8, 3344990), (10, 2675992), (11, 2432720), (16, 1672495), (20, 1337996), (22, 1216360), (40, 668998), (44, 608180), (47, 569360), (55, 486544), (80, 334499), (88, 304090), (94, 284680), (110, 243272), (176, 152045), (188, 142340), (220, 121636), (235, 113872), (376, 71170), (440, 60818), (470, 56936), (517, 51760), (647, 41360), (752, 35585), (880, 30409), (940, 28468), (1034, 25880), (1294, 20680), (1880, 14234), (2068, 12940), (2585, 10352), (2588, 10340), (3235, 8272), (3760, 7117), (4136, 6470), (5170, 5176)]