8381426.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:809

約数の個数: 96

約数和(自身を含む): 211841280

約数和(自身を除く): 132135500

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 73, 77, 110, 140, 146, 154, 220, 292, 308, 365, 385, 511, 709, 730, 770, 803, 1022, 1418, 1460, 1540, 1606, 2044, 2555, 2836, 3212, 3545, 4015, 4963, 5110, 5621, 7090, 7799, 8030, 9926, 10220, 11242, 14180, 15598, 16060, 19852, 22484, 24815, 28105, 31196, 38995, 49630, 51757, 54593, 56210, 77990, 99260, 103514, 109186, 112420, 155980, 207028, 218372, 258785, 272965, 362299, 517570, 545930, 569327, 724598, 1035140, 1091860, 1138654, 1449196, 1811495, 2277308, 2846635, 3622990, 3985289, 5693270, 7245980, 7970578, 11386540, 15941156, 19926445, 39852890, 79705780]

約数ペア:

[(1, 79705780), (2, 39852890), (4, 19926445), (5, 15941156), (7, 11386540), (10, 7970578), (11, 7245980), (14, 5693270), (20, 3985289), (22, 3622990), (28, 2846635), (35, 2277308), (44, 1811495), (55, 1449196), (70, 1138654), (73, 1091860), (77, 1035140), (110, 724598), (140, 569327), (146, 545930), (154, 517570), (220, 362299), (292, 272965), (308, 258785), (365, 218372), (385, 207028), (511, 155980), (709, 112420), (730, 109186), (770, 103514), (803, 99260), (1022, 77990), (1418, 56210), (1460, 54593), (1540, 51757), (1606, 49630), (2044, 38995), (2555, 31196), (2836, 28105), (3212, 24815), (3545, 22484), (4015, 19852), (4963, 16060), (5110, 15598), (5621, 14180), (7090, 11242), (7799, 10220), (8030, 9926)]