39406980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{656783}}^1$

素因数の和:656795

約数の個数: 24

約数和(自身を含む): 110339712

約数和(自身を除く): 70932732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 656783, 1313566, 1970349, 2627132, 3283915, 3940698, 6567830, 7881396, 9851745, 13135660, 19703490, 39406980]

約数ペア:

[(1, 39406980), (2, 19703490), (3, 13135660), (4, 9851745), (5, 7881396), (6, 6567830), (10, 3940698), (12, 3283915), (15, 2627132), (20, 1970349), (30, 1313566), (60, 656783)]