388981010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{82237}}^1$

素因数の和:82298

約数の個数: 32

約数和(自身を含む): 781589952

約数和(自身を除く): 392608942

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 82237, 164474, 411185, 822370, 904607, 1809214, 3536191, 4523035, 7072382, 9046070, 17680955, 35361910, 38898101, 77796202, 194490505, 388981010]

約数ペア:

[(1, 388981010), (2, 194490505), (5, 77796202), (10, 38898101), (11, 35361910), (22, 17680955), (43, 9046070), (55, 7072382), (86, 4523035), (110, 3536191), (215, 1809214), (430, 904607), (473, 822370), (946, 411185), (2365, 164474), (4730, 82237)]