55802180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{56941}}^1$

素因数の和:56964

約数の個数: 36

約数和(自身を含む): 136319148

約数和(自身を除く): 80516968

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 56941, 113882, 227764, 284705, 398587, 569410, 797174, 1138820, 1594348, 1992935, 2790109, 3985870, 5580218, 7971740, 11160436, 13950545, 27901090, 55802180]

約数ペア:

[(1, 55802180), (2, 27901090), (4, 13950545), (5, 11160436), (7, 7971740), (10, 5580218), (14, 3985870), (20, 2790109), (28, 1992935), (35, 1594348), (49, 1138820), (70, 797174), (98, 569410), (140, 398587), (196, 284705), (245, 227764), (490, 113882), (980, 56941)]