30745140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{512419}}^1$

素因数の和:512431

約数の個数: 24

約数和(自身を含む): 86086560

約数和(自身を除く): 55341420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 512419, 1024838, 1537257, 2049676, 2562095, 3074514, 5124190, 6149028, 7686285, 10248380, 15372570, 30745140]

約数ペア:

[(1, 30745140), (2, 15372570), (3, 10248380), (4, 7686285), (5, 6149028), (6, 5124190), (10, 3074514), (12, 2562095), (15, 2049676), (20, 1537257), (30, 1024838), (60, 512419)]