4459400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2027}}^1$

素因数の和:2054

約数の個数: 48

約数和(自身を含む): 11316240

約数和(自身を除く): 6856840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2027, 2200, 4054, 8108, 10135, 16216, 20270, 22297, 40540, 44594, 50675, 81080, 89188, 101350, 111485, 178376, 202700, 222970, 405400, 445940, 557425, 891880, 1114850, 2229700, 4459400]

約数ペア:

[(1, 4459400), (2, 2229700), (4, 1114850), (5, 891880), (8, 557425), (10, 445940), (11, 405400), (20, 222970), (22, 202700), (25, 178376), (40, 111485), (44, 101350), (50, 89188), (55, 81080), (88, 50675), (100, 44594), (110, 40540), (200, 22297), (220, 20270), (275, 16216), (440, 10135), (550, 8108), (1100, 4054), (2027, 2200)]