7131053680

素因数分解:

$2^4\times 5^1\times {\mathrm{89138171}}^1$

素因数の和:89138184

約数の個数: 20

約数和(自身を含む): 16579699992

約数和(自身を除く): 9448646312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89138171, 178276342, 356552684, 445690855, 713105368, 891381710, 1426210736, 1782763420, 3565526840, 7131053680]

約数ペア:

[(1, 7131053680), (2, 3565526840), (4, 1782763420), (5, 1426210736), (8, 891381710), (10, 713105368), (16, 445690855), (20, 356552684), (40, 178276342), (80, 89138171)]