28990620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{161059}}^1$

素因数の和:161074

約数の個数: 36

約数和(自身を含む): 87938760

約数和(自身を除く): 58948140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 161059, 322118, 483177, 644236, 805295, 966354, 1449531, 1610590, 1932708, 2415885, 2899062, 3221180, 4831770, 5798124, 7247655, 9663540, 14495310, 28990620]

約数ペア:

[(1, 28990620), (2, 14495310), (3, 9663540), (4, 7247655), (5, 5798124), (6, 4831770), (9, 3221180), (10, 2899062), (12, 2415885), (15, 1932708), (18, 1610590), (20, 1449531), (30, 966354), (36, 805295), (45, 644236), (60, 483177), (90, 322118), (180, 161059)]