30450740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89561}}^1$

素因数の和:89587

約数の個数: 24

約数和(自身を含む): 67708872

約数和(自身を除く): 37258132

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 89561, 179122, 358244, 447805, 895610, 1522537, 1791220, 3045074, 6090148, 7612685, 15225370, 30450740]

約数ペア:

[(1, 30450740), (2, 15225370), (4, 7612685), (5, 6090148), (10, 3045074), (17, 1791220), (20, 1522537), (34, 895610), (68, 447805), (85, 358244), (170, 179122), (340, 89561)]