40455965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31981}}^1$

素因数の和:32020

約数の個数: 16

約数和(自身を含む): 55264896

約数和(自身を除く): 14808931

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 31981, 159905, 351791, 735563, 1758955, 3677815, 8091193, 40455965]

約数ペア:

[(1, 40455965), (5, 8091193), (11, 3677815), (23, 1758955), (55, 735563), (115, 351791), (253, 159905), (1265, 31981)]