340385720008

素因数分解:

$2^3\times {\mathrm{17881}}^1\times {\mathrm{2379521}}^1$

素因数の和:2397408

約数の個数: 16

約数和(自身を含む): 638259186060

約数和(自身を除く): 297873466052

約数列:

[1, 2, 4, 8, 17881, 35762, 71524, 143048, 2379521, 4759042, 9518084, 19036168, 42548215001, 85096430002, 170192860004, 340385720008]

約数ペア:

[(1, 340385720008), (2, 170192860004), (4, 85096430002), (8, 42548215001), (17881, 19036168), (35762, 9518084), (71524, 4759042), (143048, 2379521)]