203203880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3371}}^1$

素因数の和:3530

約数の個数: 64

約数和(自身を含む): 502562880

約数和(自身を除く): 299359000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 137, 220, 274, 440, 548, 685, 1096, 1370, 1507, 2740, 3014, 3371, 5480, 6028, 6742, 7535, 12056, 13484, 15070, 16855, 26968, 30140, 33710, 37081, 60280, 67420, 74162, 134840, 148324, 185405, 296648, 370810, 461827, 741620, 923654, 1483240, 1847308, 2309135, 3694616, 4618270, 5080097, 9236540, 10160194, 18473080, 20320388, 25400485, 40640776, 50800970, 101601940, 203203880]

約数ペア:

[(1, 203203880), (2, 101601940), (4, 50800970), (5, 40640776), (8, 25400485), (10, 20320388), (11, 18473080), (20, 10160194), (22, 9236540), (40, 5080097), (44, 4618270), (55, 3694616), (88, 2309135), (110, 1847308), (137, 1483240), (220, 923654), (274, 741620), (440, 461827), (548, 370810), (685, 296648), (1096, 185405), (1370, 148324), (1507, 134840), (2740, 74162), (3014, 67420), (3371, 60280), (5480, 37081), (6028, 33710), (6742, 30140), (7535, 26968), (12056, 16855), (13484, 15070)]