70866760

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1777}}^1$

素因数の和:2785

約数の個数: 32

約数和(自身を含む): 159699960

約数和(自身を除く): 88833200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1777, 1994, 3554, 3988, 4985, 7108, 7976, 8885, 9970, 14216, 17770, 19940, 35540, 39880, 71080, 1771669, 3543338, 7086676, 8858345, 14173352, 17716690, 35433380, 70866760]

約数ペア:

[(1, 70866760), (2, 35433380), (4, 17716690), (5, 14173352), (8, 8858345), (10, 7086676), (20, 3543338), (40, 1771669), (997, 71080), (1777, 39880), (1994, 35540), (3554, 19940), (3988, 17770), (4985, 14216), (7108, 9970), (7976, 8885)]