40720190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{991}}^1$

素因数の和:1592

約数の個数: 32

約数和(自身を含む): 83994624

約数和(自身を除く): 43274434

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 587, 991, 1174, 1982, 2935, 4109, 4955, 5870, 6937, 8218, 9910, 13874, 20545, 34685, 41090, 69370, 581717, 1163434, 2908585, 4072019, 5817170, 8144038, 20360095, 40720190]

約数ペア:

[(1, 40720190), (2, 20360095), (5, 8144038), (7, 5817170), (10, 4072019), (14, 2908585), (35, 1163434), (70, 581717), (587, 69370), (991, 41090), (1174, 34685), (1982, 20545), (2935, 13874), (4109, 9910), (4955, 8218), (5870, 6937)]