40401272

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{71129}}^1$

素因数の和:71206

約数の個数: 16

約数和(自身を含む): 76820400

約数和(自身を除く): 36419128

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 71129, 142258, 284516, 569032, 5050159, 10100318, 20200636, 40401272]

約数ペア:

[(1, 40401272), (2, 20200636), (4, 10100318), (8, 5050159), (71, 569032), (142, 284516), (284, 142258), (568, 71129)]