49819540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{22853}}^1$

素因数の和:22971

約数の個数: 24

約数和(自身を含む): 105585480

約数和(自身を除く): 55765940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 22853, 45706, 91412, 114265, 228530, 457060, 2490977, 4981954, 9963908, 12454885, 24909770, 49819540]

約数ペア:

[(1, 49819540), (2, 24909770), (4, 12454885), (5, 9963908), (10, 4981954), (20, 2490977), (109, 457060), (218, 228530), (436, 114265), (545, 91412), (1090, 45706), (2180, 22853)]