308979970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{64237}}^1$

素因数の和:64294

約数の個数: 32

約数和(自身を含む): 615143088

約数和(自身を除く): 306163118

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 64237, 128474, 321185, 642370, 835081, 1670162, 2376769, 4175405, 4753538, 8350810, 11883845, 23767690, 30897997, 61795994, 154489985, 308979970]

約数ペア:

[(1, 308979970), (2, 154489985), (5, 61795994), (10, 30897997), (13, 23767690), (26, 11883845), (37, 8350810), (65, 4753538), (74, 4175405), (130, 2376769), (185, 1670162), (370, 835081), (481, 642370), (962, 321185), (2405, 128474), (4810, 64237)]