204986540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{931757}}^1$

素因数の和:931777

約数の個数: 24

約数和(自身を含む): 469606032

約数和(自身を除く): 264619492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 931757, 1863514, 3727028, 4658785, 9317570, 10249327, 18635140, 20498654, 40997308, 51246635, 102493270, 204986540]

約数ペア:

[(1, 204986540), (2, 102493270), (4, 51246635), (5, 40997308), (10, 20498654), (11, 18635140), (20, 10249327), (22, 9317570), (44, 4658785), (55, 3727028), (110, 1863514), (220, 931757)]