86707820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{255023}}^1$

素因数の和:255049

約数の個数: 24

約数和(自身を含む): 192798144

約数和(自身を除く): 106090324

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 255023, 510046, 1020092, 1275115, 2550230, 4335391, 5100460, 8670782, 17341564, 21676955, 43353910, 86707820]

約数ペア:

[(1, 86707820), (2, 43353910), (4, 21676955), (5, 17341564), (10, 8670782), (17, 5100460), (20, 4335391), (34, 2550230), (68, 1275115), (85, 1020092), (170, 510046), (340, 255023)]