401821120

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66089}}^1$

素因数の和:66125

約数の個数: 56

約数和(自身を含む): 1007211600

約数和(自身を除く): 605390480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 66089, 132178, 264356, 330445, 528712, 660890, 1057424, 1255691, 1321780, 2114848, 2511382, 2643560, 4229696, 5022764, 5287120, 6278455, 10045528, 10574240, 12556910, 20091056, 21148480, 25113820, 40182112, 50227640, 80364224, 100455280, 200910560, 401821120]

約数ペア:

[(1, 401821120), (2, 200910560), (4, 100455280), (5, 80364224), (8, 50227640), (10, 40182112), (16, 25113820), (19, 21148480), (20, 20091056), (32, 12556910), (38, 10574240), (40, 10045528), (64, 6278455), (76, 5287120), (80, 5022764), (95, 4229696), (152, 2643560), (160, 2511382), (190, 2114848), (304, 1321780), (320, 1255691), (380, 1057424), (608, 660890), (760, 528712), (1216, 330445), (1520, 264356), (3040, 132178), (6080, 66089)]