28090620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{156059}}^1$

素因数の和:156074

約数の個数: 36

約数和(自身を含む): 85208760

約数和(自身を除く): 57118140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 156059, 312118, 468177, 624236, 780295, 936354, 1404531, 1560590, 1872708, 2340885, 2809062, 3121180, 4681770, 5618124, 7022655, 9363540, 14045310, 28090620]

約数ペア:

[(1, 28090620), (2, 14045310), (3, 9363540), (4, 7022655), (5, 5618124), (6, 4681770), (9, 3121180), (10, 2809062), (12, 2340885), (15, 1872708), (18, 1560590), (20, 1404531), (30, 936354), (36, 780295), (45, 624236), (60, 468177), (90, 312118), (180, 156059)]