15238840

素因数分解:

$2^3\times 5^1\times {\mathrm{380971}}^1$

素因数の和:380982

約数の個数: 16

約数和(自身を含む): 34287480

約数和(自身を除く): 19048640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 380971, 761942, 1523884, 1904855, 3047768, 3809710, 7619420, 15238840]

約数ペア:

[(1, 15238840), (2, 7619420), (4, 3809710), (5, 3047768), (8, 1904855), (10, 1523884), (20, 761942), (40, 380971)]