28990530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1669}}^1$

素因数の和:1875

約数の個数: 48

約数和(自身を含む): 75811320

約数和(自身を除く): 46820790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 193, 386, 579, 965, 1158, 1669, 1737, 1930, 2895, 3338, 3474, 5007, 5790, 8345, 8685, 10014, 15021, 16690, 17370, 25035, 30042, 50070, 75105, 150210, 322117, 644234, 966351, 1610585, 1932702, 2899053, 3221170, 4831755, 5798106, 9663510, 14495265, 28990530]

約数ペア:

[(1, 28990530), (2, 14495265), (3, 9663510), (5, 5798106), (6, 4831755), (9, 3221170), (10, 2899053), (15, 1932702), (18, 1610585), (30, 966351), (45, 644234), (90, 322117), (193, 150210), (386, 75105), (579, 50070), (965, 30042), (1158, 25035), (1669, 17370), (1737, 16690), (1930, 15021), (2895, 10014), (3338, 8685), (3474, 8345), (5007, 5790)]