9873010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{20149}}^1$

素因数の和:20170

約数の個数: 24

約数和(自身を含む): 20673900

約数和(自身を除く): 10800890

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 20149, 40298, 100745, 141043, 201490, 282086, 705215, 987301, 1410430, 1974602, 4936505, 9873010]

約数ペア:

[(1, 9873010), (2, 4936505), (5, 1974602), (7, 1410430), (10, 987301), (14, 705215), (35, 282086), (49, 201490), (70, 141043), (98, 100745), (245, 40298), (490, 20149)]