8581730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 17159040

約数和(自身を除く): 8577310

約数列:

[1, 2, 5, 10, 19, 31, 38, 47, 62, 94, 95, 155, 190, 235, 310, 470, 589, 893, 961, 1178, 1457, 1786, 1922, 2914, 2945, 4465, 4805, 5890, 7285, 8930, 9610, 14570, 18259, 27683, 36518, 45167, 55366, 90334, 91295, 138415, 182590, 225835, 276830, 451670, 858173, 1716346, 4290865, 8581730]

約数ペア:

[(1, 8581730), (2, 4290865), (5, 1716346), (10, 858173), (19, 451670), (31, 276830), (38, 225835), (47, 182590), (62, 138415), (94, 91295), (95, 90334), (155, 55366), (190, 45167), (235, 36518), (310, 27683), (470, 18259), (589, 14570), (893, 9610), (961, 8930), (1178, 7285), (1457, 5890), (1786, 4805), (1922, 4465), (2914, 2945)]