9420740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{9613}}^1$

素因数の和:9636

約数の個数: 36

約数和(自身を含む): 23015916

約数和(自身を除く): 13595176

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 9613, 19226, 38452, 48065, 67291, 96130, 134582, 192260, 269164, 336455, 471037, 672910, 942074, 1345820, 1884148, 2355185, 4710370, 9420740]

約数ペア:

[(1, 9420740), (2, 4710370), (4, 2355185), (5, 1884148), (7, 1345820), (10, 942074), (14, 672910), (20, 471037), (28, 336455), (35, 269164), (49, 192260), (70, 134582), (98, 96130), (140, 67291), (196, 48065), (245, 38452), (490, 19226), (980, 9613)]