20437530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{681251}}^1$

素因数の和:681261

約数の個数: 16

約数和(自身を含む): 49050144

約数和(自身を除く): 28612614

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 681251, 1362502, 2043753, 3406255, 4087506, 6812510, 10218765, 20437530]

約数ペア:

[(1, 20437530), (2, 10218765), (3, 6812510), (5, 4087506), (6, 3406255), (10, 2043753), (15, 1362502), (30, 681251)]