2494890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1459}}^1$

素因数の和:1491

約数の個数: 48

約数和(自身を含む): 6832800

約数和(自身を除く): 4337910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1459, 1710, 2918, 4377, 7295, 8754, 13131, 14590, 21885, 26262, 27721, 43770, 55442, 65655, 83163, 131310, 138605, 166326, 249489, 277210, 415815, 498978, 831630, 1247445, 2494890]

約数ペア:

[(1, 2494890), (2, 1247445), (3, 831630), (5, 498978), (6, 415815), (9, 277210), (10, 249489), (15, 166326), (18, 138605), (19, 131310), (30, 83163), (38, 65655), (45, 55442), (57, 43770), (90, 27721), (95, 26262), (114, 21885), (171, 14590), (190, 13131), (285, 8754), (342, 7295), (570, 4377), (855, 2918), (1459, 1710)]