20147340280

素因数分解:

$2^3\times 5^1\times {\mathrm{503683507}}^1$

素因数の和:503683518

約数の個数: 16

約数和(自身を含む): 45331515720

約数和(自身を除く): 25184175440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503683507, 1007367014, 2014734028, 2518417535, 4029468056, 5036835070, 10073670140, 20147340280]

約数ペア:

[(1, 20147340280), (2, 10073670140), (4, 5036835070), (5, 4029468056), (8, 2518417535), (10, 2014734028), (20, 1007367014), (40, 503683507)]