30738160

素因数分解:

$2^4\times 5^1\times {\mathrm{384227}}^1$

素因数の和:384240

約数の個数: 20

約数和(自身を含む): 71466408

約数和(自身を除く): 40728248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 384227, 768454, 1536908, 1921135, 3073816, 3842270, 6147632, 7684540, 15369080, 30738160]

約数ペア:

[(1, 30738160), (2, 15369080), (4, 7684540), (5, 6147632), (8, 3842270), (10, 3073816), (16, 1921135), (20, 1536908), (40, 768454), (80, 384227)]