30278840

素因数分解:

$2^3\times 5^1\times {\mathrm{756971}}^1$

素因数の和:756982

約数の個数: 16

約数和(自身を含む): 68127480

約数和(自身を除く): 37848640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 756971, 1513942, 3027884, 3784855, 6055768, 7569710, 15139420, 30278840]

約数ペア:

[(1, 30278840), (2, 15139420), (4, 7569710), (5, 6055768), (8, 3784855), (10, 3027884), (20, 1513942), (40, 756971)]