201440570

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{20327}}^1$

素因数の和:21325

約数の個数: 16

約数和(自身を含む): 362976768

約数和(自身を除く): 161536198

約数列:

[1, 2, 5, 10, 991, 1982, 4955, 9910, 20327, 40654, 101635, 203270, 20144057, 40288114, 100720285, 201440570]

約数ペア:

[(1, 201440570), (2, 100720285), (5, 40288114), (10, 20144057), (991, 203270), (1982, 101635), (4955, 40654), (9910, 20327)]