119859940

素因数分解:

$2^2\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{3001}}^1$

素因数の和:5007

約数の個数: 24

約数和(自身を含む): 251915832

約数和(自身を除く): 132055892

約数列:

[1, 2, 4, 5, 10, 20, 1997, 3001, 3994, 6002, 7988, 9985, 12004, 15005, 19970, 30010, 39940, 60020, 5992997, 11985994, 23971988, 29964985, 59929970, 119859940]

約数ペア:

[(1, 119859940), (2, 59929970), (4, 29964985), (5, 23971988), (10, 11985994), (20, 5992997), (1997, 60020), (3001, 39940), (3994, 30010), (6002, 19970), (7988, 15005), (9985, 12004)]