54581780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{248099}}^1$

素因数の和:248119

約数の個数: 24

約数和(自身を含む): 125042400

約数和(自身を除く): 70460620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 248099, 496198, 992396, 1240495, 2480990, 2729089, 4961980, 5458178, 10916356, 13645445, 27290890, 54581780]

約数ペア:

[(1, 54581780), (2, 27290890), (4, 13645445), (5, 10916356), (10, 5458178), (11, 4961980), (20, 2729089), (22, 2480990), (44, 1240495), (55, 992396), (110, 496198), (220, 248099)]