30687180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{511453}}^1$

素因数の和:511465

約数の個数: 24

約数和(自身を含む): 85924272

約数和(自身を除く): 55237092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 511453, 1022906, 1534359, 2045812, 2557265, 3068718, 5114530, 6137436, 7671795, 10229060, 15343590, 30687180]

約数ペア:

[(1, 30687180), (2, 15343590), (3, 10229060), (4, 7671795), (5, 6137436), (6, 5114530), (10, 3068718), (12, 2557265), (15, 2045812), (20, 1534359), (30, 1022906), (60, 511453)]