280347928

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{39419}}^1$

素因数の和:39559

約数の個数: 32

約数和(自身を含む): 605491200

約数和(自身を除く): 325143272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 3556, 7112, 39419, 78838, 157676, 275933, 315352, 551866, 1103732, 2207464, 5006213, 10012426, 20024852, 35043491, 40049704, 70086982, 140173964, 280347928]

約数ペア:

[(1, 280347928), (2, 140173964), (4, 70086982), (7, 40049704), (8, 35043491), (14, 20024852), (28, 10012426), (56, 5006213), (127, 2207464), (254, 1103732), (508, 551866), (889, 315352), (1016, 275933), (1778, 157676), (3556, 78838), (7112, 39419)]