9867877820

素因数分解:

$2^2\times 5^1\times {\mathrm{3391}}^1\times {\mathrm{145501}}^1$

素因数の和:148901

約数の個数: 24

約数和(自身を含む): 20728796928

約数和(自身を除く): 10860919108

約数列:

[1, 2, 4, 5, 10, 20, 3391, 6782, 13564, 16955, 33910, 67820, 145501, 291002, 582004, 727505, 1455010, 2910020, 493393891, 986787782, 1973575564, 2466969455, 4933938910, 9867877820]

約数ペア:

[(1, 9867877820), (2, 4933938910), (4, 2466969455), (5, 1973575564), (10, 986787782), (20, 493393891), (3391, 2910020), (6782, 1455010), (13564, 727505), (16955, 582004), (33910, 291002), (67820, 145501)]