520017904

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{33403}}^1$

素因数の和:33557

約数の個数: 40

約数和(自身を含む): 1159786880

約数和(自身を除く): 639768976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1946, 2224, 3892, 7784, 15568, 33403, 66806, 133612, 233821, 267224, 467642, 534448, 935284, 1870568, 3741136, 4643017, 9286034, 18572068, 32501119, 37144136, 65002238, 74288272, 130004476, 260008952, 520017904]

約数ペア:

[(1, 520017904), (2, 260008952), (4, 130004476), (7, 74288272), (8, 65002238), (14, 37144136), (16, 32501119), (28, 18572068), (56, 9286034), (112, 4643017), (139, 3741136), (278, 1870568), (556, 935284), (973, 534448), (1112, 467642), (1946, 267224), (2224, 233821), (3892, 133612), (7784, 66806), (15568, 33403)]