420208085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{2663}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 583096320

約数和(自身を除く): 162888235

約数列:

[1, 5, 11, 19, 55, 95, 151, 209, 755, 1045, 1661, 2663, 2869, 8305, 13315, 14345, 29293, 31559, 50597, 146465, 157795, 252985, 402113, 556567, 2010565, 2782835, 4423243, 7640147, 22116215, 38200735, 84041617, 420208085]

約数ペア:

[(1, 420208085), (5, 84041617), (11, 38200735), (19, 22116215), (55, 7640147), (95, 4423243), (151, 2782835), (209, 2010565), (755, 556567), (1045, 402113), (1661, 252985), (2663, 157795), (2869, 146465), (8305, 50597), (13315, 31559), (14345, 29293)]