13335440

素因数分解:

$2^4\times 5^1\times {\mathrm{166693}}^1$

素因数の和:166706

約数の個数: 20

約数和(自身を含む): 31005084

約数和(自身を除く): 17669644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 166693, 333386, 666772, 833465, 1333544, 1666930, 2667088, 3333860, 6667720, 13335440]

約数ペア:

[(1, 13335440), (2, 6667720), (4, 3333860), (5, 2667088), (8, 1666930), (10, 1333544), (16, 833465), (20, 666772), (40, 333386), (80, 166693)]