245682730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{11863}}^1$

素因数の和:11998

約数の個数: 32

約数和(自身を含む): 469814400

約数和(自身を除く): 224131670

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2071, 4142, 10355, 11863, 20710, 23726, 59315, 118630, 225397, 450794, 1126985, 1293067, 2253970, 2586134, 6465335, 12930670, 24568273, 49136546, 122841365, 245682730]

約数ペア:

[(1, 245682730), (2, 122841365), (5, 49136546), (10, 24568273), (19, 12930670), (38, 6465335), (95, 2586134), (109, 2253970), (190, 1293067), (218, 1126985), (545, 450794), (1090, 225397), (2071, 118630), (4142, 59315), (10355, 23726), (11863, 20710)]