47191780

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{6761}}^1$

素因数の和:7119

約数の個数: 24

約数和(自身を含む): 99401400

約数和(自身を除く): 52209620

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6761, 6980, 13522, 27044, 33805, 67610, 135220, 2359589, 4719178, 9438356, 11797945, 23595890, 47191780]

約数ペア:

[(1, 47191780), (2, 23595890), (4, 11797945), (5, 9438356), (10, 4719178), (20, 2359589), (349, 135220), (698, 67610), (1396, 33805), (1745, 27044), (3490, 13522), (6761, 6980)]