840052

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{397}}^1$

素因数の和:447

約数の個数: 18

約数和(自身を含む): 1540658

約数和(自身を除く): 700606

約数列:

[1, 2, 4, 23, 46, 92, 397, 529, 794, 1058, 1588, 2116, 9131, 18262, 36524, 210013, 420026, 840052]

約数ペア:

[(1, 840052), (2, 420026), (4, 210013), (23, 36524), (46, 18262), (92, 9131), (397, 2116), (529, 1588), (794, 1058)]