69670360

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1747}}^1$

素因数の和:2755

約数の個数: 32

約数和(自身を含む): 157005360

約数和(自身を除く): 87335000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1747, 1994, 3494, 3988, 4985, 6988, 7976, 8735, 9970, 13976, 17470, 19940, 34940, 39880, 69880, 1741759, 3483518, 6967036, 8708795, 13934072, 17417590, 34835180, 69670360]

約数ペア:

[(1, 69670360), (2, 34835180), (4, 17417590), (5, 13934072), (8, 8708795), (10, 6967036), (20, 3483518), (40, 1741759), (997, 69880), (1747, 39880), (1994, 34940), (3494, 19940), (3988, 17470), (4985, 13976), (6988, 9970), (7976, 8735)]