19200500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{3491}}^1$

素因数の和:3521

約数の個数: 48

約数和(自身を含む): 45759168

約数和(自身を除く): 26558668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2750, 3491, 5500, 6982, 13964, 17455, 34910, 38401, 69820, 76802, 87275, 153604, 174550, 192005, 349100, 384010, 436375, 768020, 872750, 960025, 1745500, 1920050, 3840100, 4800125, 9600250, 19200500]

約数ペア:

[(1, 19200500), (2, 9600250), (4, 4800125), (5, 3840100), (10, 1920050), (11, 1745500), (20, 960025), (22, 872750), (25, 768020), (44, 436375), (50, 384010), (55, 349100), (100, 192005), (110, 174550), (125, 153604), (220, 87275), (250, 76802), (275, 69820), (500, 38401), (550, 34910), (1100, 17455), (1375, 13964), (2750, 6982), (3491, 5500)]