158479940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{184279}}^1$

素因数の和:184331

約数の個数: 24

約数和(自身を含む): 340549440

約数和(自身を除く): 182069500

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 184279, 368558, 737116, 921395, 1842790, 3685580, 7923997, 15847994, 31695988, 39619985, 79239970, 158479940]

約数ペア:

[(1, 158479940), (2, 79239970), (4, 39619985), (5, 31695988), (10, 15847994), (20, 7923997), (43, 3685580), (86, 1842790), (172, 921395), (215, 737116), (430, 368558), (860, 184279)]