286079480

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{66841}}^1$

素因数の和:66959

約数の個数: 32

約数和(自身を含む): 649704240

約数和(自身を除く): 363624760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 66841, 133682, 267364, 334205, 534728, 668410, 1336820, 2673640, 7151987, 14303974, 28607948, 35759935, 57215896, 71519870, 143039740, 286079480]

約数ペア:

[(1, 286079480), (2, 143039740), (4, 71519870), (5, 57215896), (8, 35759935), (10, 28607948), (20, 14303974), (40, 7151987), (107, 2673640), (214, 1336820), (428, 668410), (535, 534728), (856, 334205), (1070, 267364), (2140, 133682), (4280, 66841)]