201686770

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{20393}}^1$

素因数の和:20466

約数の個数: 32

約数和(自身を含む): 387649152

約数和(自身を除く): 185962382

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 20393, 40786, 101965, 203930, 469039, 876899, 938078, 1753798, 2345195, 4384495, 4690390, 8768990, 20168677, 40337354, 100843385, 201686770]

約数ペア:

[(1, 201686770), (2, 100843385), (5, 40337354), (10, 20168677), (23, 8768990), (43, 4690390), (46, 4384495), (86, 2345195), (115, 1753798), (215, 938078), (230, 876899), (430, 469039), (989, 203930), (1978, 101965), (4945, 40786), (9890, 20393)]