16811220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{280187}}^1$

素因数の和:280199

約数の個数: 24

約数和(自身を含む): 47071584

約数和(自身を除く): 30260364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 280187, 560374, 840561, 1120748, 1400935, 1681122, 2801870, 3362244, 4202805, 5603740, 8405610, 16811220]

約数ペア:

[(1, 16811220), (2, 8405610), (3, 5603740), (4, 4202805), (5, 3362244), (6, 2801870), (10, 1681122), (12, 1400935), (15, 1120748), (20, 840561), (30, 560374), (60, 280187)]