7406980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 17934336

約数和(自身を除く): 10527356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 277, 382, 554, 764, 955, 1108, 1337, 1385, 1910, 1939, 2674, 2770, 3820, 3878, 5348, 5540, 6685, 7756, 9695, 13370, 19390, 26740, 38780, 52907, 105814, 211628, 264535, 370349, 529070, 740698, 1058140, 1481396, 1851745, 3703490, 7406980]

約数ペア:

[(1, 7406980), (2, 3703490), (4, 1851745), (5, 1481396), (7, 1058140), (10, 740698), (14, 529070), (20, 370349), (28, 264535), (35, 211628), (70, 105814), (140, 52907), (191, 38780), (277, 26740), (382, 19390), (554, 13370), (764, 9695), (955, 7756), (1108, 6685), (1337, 5540), (1385, 5348), (1910, 3878), (1939, 3820), (2674, 2770)]