305909680

素因数分解:

$2^4\times 5^1\times {\mathrm{3823871}}^1$

素因数の和:3823884

約数の個数: 20

約数和(自身を含む): 711240192

約数和(自身を除く): 405330512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3823871, 7647742, 15295484, 19119355, 30590968, 38238710, 61181936, 76477420, 152954840, 305909680]

約数ペア:

[(1, 305909680), (2, 152954840), (4, 76477420), (5, 61181936), (8, 38238710), (10, 30590968), (16, 19119355), (20, 15295484), (40, 7647742), (80, 3823871)]