20785980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{346433}}^1$

素因数の和:346445

約数の個数: 24

約数和(自身を含む): 58200912

約数和(自身を除く): 37414932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 346433, 692866, 1039299, 1385732, 1732165, 2078598, 3464330, 4157196, 5196495, 6928660, 10392990, 20785980]

約数ペア:

[(1, 20785980), (2, 10392990), (3, 6928660), (4, 5196495), (5, 4157196), (6, 3464330), (10, 2078598), (12, 1732165), (15, 1385732), (20, 1039299), (30, 692866), (60, 346433)]