222847820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{857107}}^1$

素因数の和:857129

約数の個数: 24

約数和(自身を含む): 503979504

約数和(自身を除く): 281131684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 857107, 1714214, 3428428, 4285535, 8571070, 11142391, 17142140, 22284782, 44569564, 55711955, 111423910, 222847820]

約数ペア:

[(1, 222847820), (2, 111423910), (4, 55711955), (5, 44569564), (10, 22284782), (13, 17142140), (20, 11142391), (26, 8571070), (52, 4285535), (65, 3428428), (130, 1714214), (260, 857107)]