15896780

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1427}}^1$

素因数の和:1993

約数の個数: 24

約数和(自身を含む): 33466608

約数和(自身を除く): 17569828

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 1427, 2228, 2785, 2854, 5570, 5708, 7135, 11140, 14270, 28540, 794839, 1589678, 3179356, 3974195, 7948390, 15896780]

約数ペア:

[(1, 15896780), (2, 7948390), (4, 3974195), (5, 3179356), (10, 1589678), (20, 794839), (557, 28540), (1114, 14270), (1427, 11140), (2228, 7135), (2785, 5708), (2854, 5570)]