30512940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{508549}}^1$

素因数の和:508561

約数の個数: 24

約数和(自身を含む): 85436400

約数和(自身を除く): 54923460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 508549, 1017098, 1525647, 2034196, 2542745, 3051294, 5085490, 6102588, 7628235, 10170980, 15256470, 30512940]

約数ペア:

[(1, 30512940), (2, 15256470), (3, 10170980), (4, 7628235), (5, 6102588), (6, 5085490), (10, 3051294), (12, 2542745), (15, 2034196), (20, 1525647), (30, 1017098), (60, 508549)]