30984620

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{3529}}^1$

素因数の和:3977

約数の個数: 24

約数和(自身を含む): 65234400

約数和(自身を除く): 34249780

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 3529, 4390, 7058, 8780, 14116, 17645, 35290, 70580, 1549231, 3098462, 6196924, 7746155, 15492310, 30984620]

約数ペア:

[(1, 30984620), (2, 15492310), (4, 7746155), (5, 6196924), (10, 3098462), (20, 1549231), (439, 70580), (878, 35290), (1756, 17645), (2195, 14116), (3529, 8780), (4390, 7058)]