2138660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1753}}^1$

素因数の和:1823

約数の個数: 24

約数和(自身を含む): 4567416

約数和(自身を除く): 2428756

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1753, 3506, 7012, 8765, 17530, 35060, 106933, 213866, 427732, 534665, 1069330, 2138660]

約数ペア:

[(1, 2138660), (2, 1069330), (4, 534665), (5, 427732), (10, 213866), (20, 106933), (61, 35060), (122, 17530), (244, 8765), (305, 7012), (610, 3506), (1220, 1753)]