42503440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1069}}^1$

素因数の和:1160

約数の個数: 80

約数和(自身を含む): 114635520

約数和(自身を除く): 72132080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1069, 1136, 1420, 1988, 2138, 2485, 2840, 3976, 4276, 4970, 5345, 5680, 7483, 7952, 8552, 9940, 10690, 14966, 17104, 19880, 21380, 29932, 37415, 39760, 42760, 59864, 74830, 75899, 85520, 119728, 149660, 151798, 299320, 303596, 379495, 531293, 598640, 607192, 758990, 1062586, 1214384, 1517980, 2125172, 2656465, 3035960, 4250344, 5312930, 6071920, 8500688, 10625860, 21251720, 42503440]

約数ペア:

[(1, 42503440), (2, 21251720), (4, 10625860), (5, 8500688), (7, 6071920), (8, 5312930), (10, 4250344), (14, 3035960), (16, 2656465), (20, 2125172), (28, 1517980), (35, 1214384), (40, 1062586), (56, 758990), (70, 607192), (71, 598640), (80, 531293), (112, 379495), (140, 303596), (142, 299320), (280, 151798), (284, 149660), (355, 119728), (497, 85520), (560, 75899), (568, 74830), (710, 59864), (994, 42760), (1069, 39760), (1136, 37415), (1420, 29932), (1988, 21380), (2138, 19880), (2485, 17104), (2840, 14966), (3976, 10690), (4276, 9940), (4970, 8552), (5345, 7952), (5680, 7483)]