201568940

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{97849}}^1$

素因数の和:97961

約数の個数: 24

約数和(自身を含む): 427408800

約数和(自身を除く): 225839860

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 97849, 195698, 391396, 489245, 978490, 1956980, 10078447, 20156894, 40313788, 50392235, 100784470, 201568940]

約数ペア:

[(1, 201568940), (2, 100784470), (4, 50392235), (5, 40313788), (10, 20156894), (20, 10078447), (103, 1956980), (206, 978490), (412, 489245), (515, 391396), (1030, 195698), (2060, 97849)]