12387520

素因数分解:

$2^6\times 5^1\times {\mathrm{38711}}^1$

素因数の和:38728

約数の個数: 28

約数和(自身を含む): 29498544

約数和(自身を除く): 17111024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 38711, 77422, 154844, 193555, 309688, 387110, 619376, 774220, 1238752, 1548440, 2477504, 3096880, 6193760, 12387520]

約数ペア:

[(1, 12387520), (2, 6193760), (4, 3096880), (5, 2477504), (8, 1548440), (10, 1238752), (16, 774220), (20, 619376), (32, 387110), (40, 309688), (64, 193555), (80, 154844), (160, 77422), (320, 38711)]