2012983345

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{2389}}^1$

素因数の和:2865

約数の個数: 32

約数和(自身を含む): 2676188160

約数和(自身を除く): 663204815

約数列:

[1, 5, 17, 23, 85, 115, 391, 431, 1955, 2155, 2389, 7327, 9913, 11945, 36635, 40613, 49565, 54947, 168521, 203065, 274735, 842605, 934099, 1029659, 4670495, 5148295, 17504203, 23682157, 87521015, 118410785, 402596669, 2012983345]

約数ペア:

[(1, 2012983345), (5, 402596669), (17, 118410785), (23, 87521015), (85, 23682157), (115, 17504203), (391, 5148295), (431, 4670495), (1955, 1029659), (2155, 934099), (2389, 842605), (7327, 274735), (9913, 203065), (11945, 168521), (36635, 54947), (40613, 49565)]