82377820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{84059}}^1$

素因数の和:84082

約数の個数: 36

約数和(自身を含む): 201239640

約数和(自身を除く): 118861820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 84059, 168118, 336236, 420295, 588413, 840590, 1176826, 1681180, 2353652, 2942065, 4118891, 5884130, 8237782, 11768260, 16475564, 20594455, 41188910, 82377820]

約数ペア:

[(1, 82377820), (2, 41188910), (4, 20594455), (5, 16475564), (7, 11768260), (10, 8237782), (14, 5884130), (20, 4118891), (28, 2942065), (35, 2353652), (49, 1681180), (70, 1176826), (98, 840590), (140, 588413), (196, 420295), (245, 336236), (490, 168118), (980, 84059)]