28440070

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{38959}}^1$

素因数の和:39039

約数の個数: 16

約数和(自身を含む): 51894720

約数和(自身を除く): 23454650

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 38959, 77918, 194795, 389590, 2844007, 5688014, 14220035, 28440070]

約数ペア:

[(1, 28440070), (2, 14220035), (5, 5688014), (10, 2844007), (73, 389590), (146, 194795), (365, 77918), (730, 38959)]