542189720

素因数分解:

$2^3\times 5^1\times {\mathrm{13554743}}^1$

素因数の和:13554754

約数の個数: 16

約数和(自身を含む): 1219926960

約数和(自身を除く): 677737240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13554743, 27109486, 54218972, 67773715, 108437944, 135547430, 271094860, 542189720]

約数ペア:

[(1, 542189720), (2, 271094860), (4, 135547430), (5, 108437944), (8, 67773715), (10, 54218972), (20, 27109486), (40, 13554743)]