1330488560

素因数分解:

$2^4\times 5^1\times {\mathrm{16631107}}^1$

素因数の和:16631120

約数の個数: 20

約数和(自身を含む): 3093386088

約数和(自身を除く): 1762897528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16631107, 33262214, 66524428, 83155535, 133048856, 166311070, 266097712, 332622140, 665244280, 1330488560]

約数ペア:

[(1, 1330488560), (2, 665244280), (4, 332622140), (5, 266097712), (8, 166311070), (10, 133048856), (16, 83155535), (20, 66524428), (40, 33262214), (80, 16631107)]