156775420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{182297}}^1$

素因数の和:182349

約数の個数: 24

約数和(自身を含む): 336886704

約数和(自身を除く): 180111284

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 182297, 364594, 729188, 911485, 1822970, 3645940, 7838771, 15677542, 31355084, 39193855, 78387710, 156775420]

約数ペア:

[(1, 156775420), (2, 78387710), (4, 39193855), (5, 31355084), (10, 15677542), (20, 7838771), (43, 3645940), (86, 1822970), (172, 911485), (215, 729188), (430, 364594), (860, 182297)]