20947470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{698249}}^1$

素因数の和:698259

約数の個数: 16

約数和(自身を含む): 50274000

約数和(自身を除く): 29326530

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 698249, 1396498, 2094747, 3491245, 4189494, 6982490, 10473735, 20947470]

約数ペア:

[(1, 20947470), (2, 10473735), (3, 6982490), (5, 4189494), (6, 3491245), (10, 2094747), (15, 1396498), (30, 698249)]