30914960

素因数分解:

$2^4\times 5^1\times {\mathrm{386437}}^1$

素因数の和:386450

約数の個数: 20

約数和(自身を含む): 71877468

約数和(自身を除く): 40962508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 386437, 772874, 1545748, 1932185, 3091496, 3864370, 6182992, 7728740, 15457480, 30914960]

約数ペア:

[(1, 30914960), (2, 15457480), (4, 7728740), (5, 6182992), (8, 3864370), (10, 3091496), (16, 1932185), (20, 1545748), (40, 772874), (80, 386437)]