20437770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{681259}}^1$

素因数の和:681269

約数の個数: 16

約数和(自身を含む): 49050720

約数和(自身を除く): 28612950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 681259, 1362518, 2043777, 3406295, 4087554, 6812590, 10218885, 20437770]

約数ペア:

[(1, 20437770), (2, 10218885), (3, 6812590), (5, 4087554), (6, 3406295), (10, 2043777), (15, 1362518), (30, 681259)]