4080205

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:320

約数の個数: 16

約数和(自身を含む): 5073840

約数和(自身を除く): 993635

約数列:

[1, 5, 53, 89, 173, 265, 445, 865, 4717, 9169, 15397, 23585, 45845, 76985, 816041, 4080205]

約数ペア:

[(1, 4080205), (5, 816041), (53, 76985), (89, 45845), (173, 23585), (265, 15397), (445, 9169), (865, 4717)]