20128090

素因数分解:

$2^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{8867}}^1$

素因数の和:9101

約数の個数: 16

約数和(自身を含む): 36394272

約数和(自身を除く): 16266182

約数列:

[1, 2, 5, 10, 227, 454, 1135, 2270, 8867, 17734, 44335, 88670, 2012809, 4025618, 10064045, 20128090]

約数ペア:

[(1, 20128090), (2, 10064045), (5, 4025618), (10, 2012809), (227, 88670), (454, 44335), (1135, 17734), (2270, 8867)]