84907660

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{16519}}^1$

素因数の和:16785

約数の個数: 24

約数和(自身を含む): 179010720

約数和(自身を除く): 94103060

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 16519, 33038, 66076, 82595, 165190, 330380, 4245383, 8490766, 16981532, 21226915, 42453830, 84907660]

約数ペア:

[(1, 84907660), (2, 42453830), (4, 21226915), (5, 16981532), (10, 8490766), (20, 4245383), (257, 330380), (514, 165190), (1028, 82595), (1285, 66076), (2570, 33038), (5140, 16519)]