159636760

素因数分解:

$2^3\times 5^1\times {\mathrm{3990919}}^1$

素因数の和:3990930

約数の個数: 16

約数和(自身を含む): 359182800

約数和(自身を除く): 199546040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3990919, 7981838, 15963676, 19954595, 31927352, 39909190, 79818380, 159636760]

約数ペア:

[(1, 159636760), (2, 79818380), (4, 39909190), (5, 31927352), (8, 19954595), (10, 15963676), (20, 7981838), (40, 3990919)]