89427940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{91253}}^1$

素因数の和:91276

約数の個数: 36

約数和(自身を含む): 218462076

約数和(自身を除く): 129034136

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 91253, 182506, 365012, 456265, 638771, 912530, 1277542, 1825060, 2555084, 3193855, 4471397, 6387710, 8942794, 12775420, 17885588, 22356985, 44713970, 89427940]

約数ペア:

[(1, 89427940), (2, 44713970), (4, 22356985), (5, 17885588), (7, 12775420), (10, 8942794), (14, 6387710), (20, 4471397), (28, 3193855), (35, 2555084), (49, 1825060), (70, 1277542), (98, 912530), (140, 638771), (196, 456265), (245, 365012), (490, 182506), (980, 91253)]