30959980

素因数分解:

$2^2\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{1459}}^1$

素因数の和:2529

約数の個数: 24

約数和(自身を含む): 65121840

約数和(自身を除く): 34161860

約数列:

[1, 2, 4, 5, 10, 20, 1061, 1459, 2122, 2918, 4244, 5305, 5836, 7295, 10610, 14590, 21220, 29180, 1547999, 3095998, 6191996, 7739995, 15479990, 30959980]

約数ペア:

[(1, 30959980), (2, 15479990), (4, 7739995), (5, 6191996), (10, 3095998), (20, 1547999), (1061, 29180), (1459, 21220), (2122, 14590), (2918, 10610), (4244, 7295), (5305, 5836)]