86407940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{254141}}^1$

素因数の和:254167

約数の個数: 24

約数和(自身を含む): 192131352

約数和(自身を除く): 105723412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 254141, 508282, 1016564, 1270705, 2541410, 4320397, 5082820, 8640794, 17281588, 21601985, 43203970, 86407940]

約数ペア:

[(1, 86407940), (2, 43203970), (4, 21601985), (5, 17281588), (10, 8640794), (17, 5082820), (20, 4320397), (34, 2541410), (68, 1270705), (85, 1016564), (170, 508282), (340, 254141)]